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  2. Twin-Star International Inc./
  3. QCD-24II552

QCD-24II552Electric Fireplace

Twin-Star International Inc.
Electric Fireplace - FCC ID QCD-24II552 - Twin-Star International Inc.
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Application Details

Equipment Class
DTS - Digital Transmission System
Date of Grant
May 12, 2026
Application Purpose
Original Equipment
Equipment Note
Electric Fireplace
Frequency Range
2402.00000000 - 2480.00000000
Company
Twin-Star International Inc.
Country
China

Documents & Files

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Users Manual

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Attestation Statements

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Cover Letter(s)

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External Photos

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ID Label/Location Info

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Internal Photos

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RF Exposure Info

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Test Report

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Test Setup Photos

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Document Text

Text extracted from the exhibit documents filed with the FCC. Open a document above to read the original.

Users Manual

24II552TGL Electric Fireplace 2 REV 1.0 REGISTER YOUR NEW PURCHASE online! Thank you for purchasing our product. Please take a moment to visit tsicustomerservice.com to register your new purchase: Merci d’avoir acheté ce produit. Veuillez prendre un court instant pour vous rendre sur tsicustomerservice.com et enregistrer votre nouvel achat : Gracias por adquirir nuestro producto. Tómese un momento para visitar tsicustomerservice.com y registrar su nueva adquisición: INSCRIRE VOTRE NOUVEL ACHAT • REGISTRAR SU NUEVA COMPRA When registering your product, be sure to sign up for our updates to receive important service information and helpful tips. We value your privacy and will never share your personal information with other organizations. The information you submit is used only for providing product related services to you. Lorsque vous enregistrez votre produit, assurez-vous de vous inscrire à nos mises à jour afin de recevoir d’importantes informations concernant les services et de précieux conseils. Nous accordons de l’importance à votre vie privée et nous ne communiquerons jamais vos informations personnelles à d’autres organisations. Les informations que vous fournissez sont utilisées uniquement pour vous offrir des services en lien avec les produits. Si vous n’êtes pas en mesure d’effectuer l’enregistrement, conservez votre preuve d’achat pour le remplacement de pièces. Cuando registre su producto, asegúrese de suscribirse para recibir actualizaciones importantes sobre el servicio y consejos útiles. Valoramos su privacidad y no compartiremos su información personal con otras organizaciones. La información que envíe se usará solo para proporcionarle servicios relacionados con el producto. DEPENDABLE CUSTOMER SERVICE • SERVICE À LA CLIENTÈLE • ATENCIÓN AL CLIENTE CONFIABLE FIABLE Questions? | Des questions? | ¿Tiene preguntas? Call customer service Monday to Friday 8:30 am – 5:30 pm EST. Appelez le service à la clientèle Lundi – Vendredi 8 h 30 – 17 h 30 (HNE) Llame al servicio de atención al cliente. De lunes a viernes de 8:30 a. m. a 5:30 p. m.(hora estándar del este) Login New Registration Product Manuals FAQsHelp Videos Manufacturer Warranty Retailers Returns Order Tracking log in > Customer Service Portal Twin-Star Customer Service online resource to Order Parts, Product Registration, and to request Product and General Information DON’T FORGET TO REGISTER YOUR PRODUCT ONLINE TO RECEIVE SPECIAL OFFERS, TIPS AND MORE! N’OUBLIEZ PAS D’ENREGISTRER VOTRE PRODUIT EN LIGNE AFIN DE RECEVOIR DES OFFRES SPÉCIALES, DES CONSEILS ET PLUS ENCORE! NO OLVIDE REGISTRAR SU PRODUCTO EN LÍNEA PARA RECIBIR OFERTAS ESPECIALES, CONSEJOS Y MÁS! tsicustomerservice.com Product Registration 1.800.318.9373 3 REV 1.0 PRODUCT DETAILS AND NOTES DÉTAILS ET NOTES DU PRODUIT/DETALLES DEL PRODUCTO Y NOTAS Place of purchase/Lieu de l’achat/Lugar de compra: Date of purchase/Date de l’achat/Fecha de compra: Model #/No de modèle/Número de modelo: Notes/Remarque/Notas: 4 REV 1.0 Electric fireplace/Foyer électriquE/Inserto Para Chimenea MODEL / MODèLE / MODELO Twin-Star International, Inc. www.twinstarhome.com Made in Vietnam Fabriqué au Vietnam Hecho en Vietnam VOLTS Watts/Vatios H z 120V~ 1500 60 220391 tsicustomerservice .com SN #: AJ-00001-A Date Code/ Code de Date/ Código Fecha: Numéro de modèle Model Number 24II552TGL Número de modelo Numéro de Série Serial Number 1-800-318-9373 Número de Serie GETTING STARTED PARA EMPEZAR PRÉPARATION 1. The serial number is located on the back of the heater. The serial number is necessary for product warranty registration and customer service. 1. El número de serie se encuentra en la parte posterior de la calentador, el número de serie es necesario para el registro de la garantía del producto y el servicio de atención al cliente. 1. Le numéro de série est situé à l’arrière du chauffage et le numéro de série est requis pour l’enregistrement de la garantie du produit et pour le service à la clientèle. PRODUCT SPECIFICATIONS CARACTÉRISTIQUES DU PRODUIT / ESPECIFICACIONES ELÉCTRICAS VOLTAGE / TENSION / TENSIÓN120VAC, 60 Hz AMPS / AMPÈRES / AMPERIOS12.5 Amps / 12.5A / 12,5A WATTS / WATTS / POTENCIA1500 Watts / 1500 W 2. Go to tsicustomerservice.com for product warranty registration. If you are unable to complete registration save your proof of purchase for warranty purposes. 2. Visitar tsicustomerservice.com para el registro de la garantía del producto. Si usted no puede completar el registro guarde el comprobante de compra para hacer válida la garantía. 2. Rendez-vous sur le site tsicustomerservice.com pour compléter l’enregistrement de la garantie. Si vous êtes incapable de compléter l’enregistrement, conserver votre preuve d’achat pour les besoins de la garantie. 5 REV 1.0 Numéro de Série Serial Number Número de Serie IMPORTANT INSTRUCTIONS 1 . Read all instructions before using this appliance. DANGER – High temperatures may be generated under certain abnormal conditions. Do not partially or fully cover or obstruct the front of this heater. 3 . CAUTION: Never leave the heater operating unattended. Extreme caution is necessary if unsupervised children or persons with a disability are nearby. 4. The appliance is not to be used by children or persons with reduced physical, sensory or mental capabilities, or lack of experience and knowledge, unless they have been given supervision or instruction. 5. Always unplug this appliance when not in use. When using electrical appliances, basic precautions should always be followed to reduce the risk of fire, electrical shock, and injury to persons including the following: 2. INSTRUCCIONES IMPORTANTE 1. Lea todas las instrucciones antes de usar este electrodoméstico. PELIGRO – Es possible que altas temperaturas se pueden generar bajo ciertas condiciones anormales. No cubra parcialmente o totalmente ni obstruya la parte delantera de este calentador. 3 . PRECAUCIÓN: Nunca deje el calentador operando de forma desatendida. Extremo cuidado es necesario…

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Test Report

EFGX26030281-IE-01-E03 Appendix 1 / 97 Appendix A: DTS Bandwidth Test Result TestMode Antenna Frequency[MHz] DTS BW [MHz] FL[MHz] FH[MHz] Limit[MHz] Verdict 11B Ant1 2412 10.160 2407.000 2417.160 0.5 PASS 2437 9.800 2432.360 2442.160 0.5 PASS 2462 10.160 2457.000 2467.160 0.5 PASS 11G Ant1 2412 16.360 2403.880 2420.240 0.5 PASS 2437 16.440 2428.880 2445.320 0.5 PASS 2462 16.440 2453.880 2470.320 0.5 PASS 11N20SI SO Ant1 2412 17.640 2403.240 2420.880 0.5 PASS 2437 17.640 2428.280 2445.920 0.5 PASS 2462 17.600 2453.280 2470.880 0.5 PASS 11N40SI SO Ant1 2422 35.760 2404.320 2440.080 0.5 PASS 2437 35.840 2419.320 2455.160 0.5 PASS 2452 35.760 2434.320 2470.080 0.5 PASS EFGX26030281-IE-01-E03 Appendix 2 / 97 Test Graphs 11B_Ant1_2412 11B_Ant1_2437 11B_Ant1_2462 EFGX26030281-IE-01-E03 Appendix 3 / 97 11G_Ant1_2412 11G_Ant1_2437 EFGX26030281-IE-01-E03 Appendix 4 / 97 11G_Ant1_2462 11N20SISO_Ant1_2412 EFGX26030281-IE-01-E03 Appendix 5 / 97 11N20SISO_Ant1_2437 11N20SISO_Ant1_2462 EFGX26030281-IE-01-E03 Appendix 6 / 97 11N40SISO_Ant1_2422 11N40SISO_Ant1_2437 EFGX26030281-IE-01-E03 Appendix 7 / 97 11N40SISO_Ant1_2452 EFGX26030281-IE-01-E03 Appendix 8 / 97 Appendix B: Occupied Channel Bandwidth Test Result TestMode Antenna Channel Frequency[MHz] OCB [MHz] FL[MHz] FH[MHz] Limit [MHz] Verdict 11B Ant1 2412 14.846 2404.6761 2419.5221 --- --- 2437 14.802 2429.7025 2444.5045 --- --- 2462 14.804 2454.6976 2469.5016 --- --- 11G Ant1 2412 17.156 2403.5421 2420.6981 --- --- 2437 17.218 2428.4930 2445.7110 --- --- 2462 17.238 2453.5135 2470.7515 --- --- 11N20SI SO Ant1 2412 18.276 2402.9495 2421.2255 --- --- 2437 18.176 2428.0573 2446.2333 --- --- 2462 17.989 2453.0980 2471.0870 --- --- 11N40SI SO Ant1 2422 35.900 2404.2134 2440.1134 --- --- 2437 36.036 2419.1211 2455.1571 --- --- 2452 35.989 2434.1606 2470.1496 --- --- EFGX26030281-IE-01-E03 Appendix 9 / 97 Test Graphs 11B_Ant1_2412 11B_Ant1_2437 11B_Ant1_2462 EFGX26030281-IE-01-E03 Appendix 10 / 97 11G_Ant1_2412 11G_Ant1_2437 EFGX26030281-IE-01-E03 Appendix 11 / 97 11G_Ant1_2462 11N20SISO_Ant1_2412 EFGX26030281-IE-01-E03 Appendix 12 / 97 11N20SISO_Ant1_2437 11N20SISO_Ant1_2462 EFGX26030281-IE-01-E03 Appendix 13 / 97 11N40SISO_Ant1_2422 11N40SISO_Ant1_2437 EFGX26030281-IE-01-E03 Appendix 14 / 97 11N40SISO_Ant1_2452 EFGX26030281-IE-01-E03 Appendix 15 / 97 Appendix C: Maximum conducted output power Test Result Average Test Mode Antenna Frequency [MHz] Duty Cycle [%] DC Factor [dBm] Result [dBm] Limit [dBm] Gain [dBi] EIRP [dBm] EIRP Limit [dBm] Verdict 11B Ant1 2412 99.04 0.04 11.97 ≤30.00 1.95 13.92 ≤36.00 PASS 2437 99.04 0.04 12.74 ≤30.00 1.95 14.69 ≤36.00 PASS 2462 98.96 0.05 13.80 ≤30.00 1.95 15.75 ≤36.00 PASS 11G Ant1 2412 94.09 0.26 12.31 ≤30.00 1.95 14.26 ≤36.00 PASS 2437 94.09 0.26 13.49 ≤30.00 1.95 15.44 ≤36.00 PASS 2462 94.09 0.26 14.21 ≤30.00 1.95 16.16 ≤36.00 PASS 11N20SI SO Ant1 2412 93.17 0.31 12.25 ≤30.00 1.95 14.2 ≤36.00 PASS 2437 93.66 0.28 13.48 ≤30.00 1.95 15.43 ≤36.00 PASS 2462 93.66 0.28 14.09 ≤30.00 1.95 16.04 ≤36.00 PASS 11N40SI SO Ant1 2422 87.96 0.56 12.25 ≤30.00 1.95 14.2 ≤36.00 PASS 2437 87.04 0.60 13.26 ≤30.00 1.95 15.21 ≤36.00 PASS 2452 87.85 0.56 13.73 ≤30.00 1.95 15.68 ≤36.00 PASS EFGX26030281-IE-01-E03 Appendix 16 / 97 Appendix D: Maximum power spectral density Test Result TestMode Antenna Frequency[MHz] Result[dBm/3-100kHz] Limit[dBm/3kHz] Verdict 11B Ant1 2412 -19.17 ≤8.00 PASS 2437 -18.36 ≤8.00 PASS 2462 -17.48 ≤8.00 PASS 11G Ant1 2412 -18.55 ≤8.00 PASS 2437 -17.85 ≤8.00 PASS 2462 -17.45 ≤8.00 PASS 11N20SISO Ant1 2412 -19.83 ≤8.00 PASS 2437 -18.19 ≤8.00 PASS 2462 -17.55 ≤8.00 PASS 11N40SISO Ant1 2422 -20.46 ≤8.00 PASS 2437 -19.95 ≤8.00 PASS 2452 -19.45 ≤8.00 PASS EFGX26030281-IE-01-E03 Appendix 17 / 97 Test Graphs 11B_Ant1_2412 11B_Ant1_2437 11B_Ant1_2462 EFGX26030281-IE-01-E03 Appendix 18 / 97 11G_Ant1_2412 11G_Ant1_2437 EFGX26030281-IE-01-E03 Appendix 19 / 97 11G_Ant1_2462 11N20SISO_Ant1_2412 EFGX26030281-IE-01-E03 Appendix 20 / 97 11N20SISO_Ant1_2437 11N20SISO_Ant1_2462 EFGX26030281-IE-01-E03 Appendix 21 / 97 11N40SISO_Ant1_2422 11N40SISO_Ant1_2437 EFGX26030281-IE-01-E03 Appendix 22 / 97 11N40SISO_Ant1_2452 EFGX26030281-IE-01-E03 Appendix 23 / 97 Appendix E: Band edge measurements Test Result TestMode Antenna ChName Frequency [MHz] RefLevel[dBm] Result[dBm] Limit[dBm] Verdict 11B Ant1 Low 2412 3.22 -39.7 ≤-26.79 PASS High 2462 5.24 -45.66 ≤-24.76 PASS 11G Ant1 Low 2412 1.05 -36.52 ≤-28.95 PASS High 2462 3.22 -38.26 ≤-26.78 PASS 11N20SIS O Ant1 Low 2412 0.95 -34.13 ≤-29.05 PASS High 2462 3.21 -38.17 ≤-26.79 PASS 11N40SIS O Ant1 Low 2422 -1.42 -39.03 ≤-31.42 PASS High 2452 -0.08 -36.5 ≤-30.08 PASS EFGX26030281-IE-01-E03 Appendix 24 / 97 Test Graphs 11B_Ant1_Low_2412 11B_Ant1_High_2462 11G_Ant1_Low_2412 EFGX26030281-IE-01-E03 Appendix 25 / 97 11G_Ant1_High_2462 11N20SISO_Ant1_Low_2412

Test Setup Photos

EFGX26030281-IE-01-Setup Photos 1 / 2 EFGX26030281-IE-01-Setup Photos 2 / 2

Test Report

EUROFINS ELECTRICAL TESTING SERVICE (SHENZHEN) CO., LTD. RADIO TEST - REPORT FCC & ISED Compliance Test Report for Product name: Electric Fireplace Model name: 24II552TGL FCC ID: QCD-24II552 IC: 22761-24II552 Test Report Number: EFGX26030281-IE-01-E04 Eurofins Electrical Testing Service (Shenzhen) Co., Ltd. Phone: +86-0755-829118671 Room 20 of 2/F., 1/F., Building 2, Spring Block & Room 102, Building 8 Fax: +86-0755-82910749 Autumn Block, Meishenghuigu Innovation Park, No.83, Dabao Road, Bao’an District, Shenzhen, Guangdong, China Page 1 of 28 1 General Information 3 1.1 Notes 3 1.2 Testing laboratory 4 1.3 Details of applicant 4 1.4 Details of manufacturer 4 1.5 Application details 5 1.6 Test item 5 1.7 Test standards 6 2 Technical test 7 2.1 Summary of test results 7 2.2 Test environment 7 2.3 Measurement uncertainty 7 2.4 Test mode 8 2.5 Test equipment utilized 9 2.6 Auxiliary equipment used during test 10 2.7 Test software information 10 2.8 Test setup 11 2.9 Test results 13 3 Technical Requirement 14 3.1 Conducted emission AC power port 14 3.2 Duty cycle 15 3.3 6dB bandwidth 16 3.4 99% Occupied Bandwidth 17 3.6 Conducted Peak output power 18 3.7 Power spectral density 19 3.8 Conducted Spurious Emissions 20 3.9 Band edge 21 3.10 Spurious radiated emissions for transmitter 24 4 Test Setup Photos 27 5 External Photo 27 6 Internal Photos 27 7 Appendix 27 Test Report No.: EFGX26030281-IE-01-E04 Eurofins Electrical Testing Service (Shenzhen) Co., Ltd. Room 20 of 2/F., 1/F., Building 2, Spring Block & Room 102, Building 8, Autumn Block, Meishenghuigu Innovation Park, No.83, Dabao Road, Bao’an District, Shenzhen, Guangdong, China Page 3 of 27 1 General Information 1.1 Notes The results of this test report relate exclusively to the item tested as specified in chapter “Description of test item” and are not transferable to any other test items. Eurofins Electrical Testing Service (Shenzhen) Co., Ltd. is not responsible for any generalisations and conclusions drawn from this report. Any modification of the test item can lead to invalidity of test results and this test report may therefore be not applicable to the modified test item. The test report may only be reproduced or published in full. Reproducing or publishing extracts of the report requires the prior written approval of the Eurofins Electrical Testing Service (Shenzhen) Co., Ltd. This document is subject to the General Terms and Conditions and the Testing and Certification System of Eurofins Electrical Testing Service (Shenzhen) Co., Ltd., available on request or accessible at www.eurofins.com. Operator: 2026-04-29 Bruce Zheng / Project Engineer Date Eurofins-Lab. Name / Title Signature Technical responsibility for area of testing: 2026-04-29 Albert Xu / Lab Manager Date Eurofins-Lab. Name / Title Signature Test Report No.: EFGX26030281-IE-01-E04 Eurofins Electrical Testing Service (Shenzhen) Co., Ltd. Room 20 of 2/F., 1/F., Building 2, Spring Block & Room 102, Building 8, Autumn Block, Meishenghuigu Innovation Park, No.83, Dabao Road, Bao’an District, Shenzhen, Guangdong, China Page 4 of 27 1.2 Testing laboratory Eurofins Electrical Testing Service (Shenzhen) Co., Ltd. Room 20 of 2/F., 1/F., Building 2, Spring Block & Room 102, Building 8, Autumn Block, Meishenghuigu Innovation Park, No.83, Dabao Road, Bao’an District, Shenzhen, Guangdong, China Telephone : +86-755-82911867 Fax : +86-755-82910749 The Laboratory has passed the Accreditation by the American Association for Laboratory Accrediation (A2LA). The Accreditation number is 5376.01 The Laboratory has been listed by industry Canada to perform electromagnetic emission measurements, The CAB identifier is CN0088 1.3 Details of applicant Name : Twin-Star International Inc. Address : 12/F Taiwanese Trade Association Building De Zheng Road, ChangAn Town, Dongguan City, China Telephone : ./. Fax : ./. 1.4 Details of manufacturer Name : Twin-Star International Inc. Address : 12/F Taiwanese Trade Association Building De Zheng Road, ChangAn Town, Dongguan City, China Telephone : ./. Fax : ./. Test Report No.: EFGX26030281-IE-01-E04 Eurofins Electrical Testing Service (Shenzhen) Co., Ltd. Room 20 of 2/F., 1/F., Building 2, Spring Block & Room 102, Building 8, Autumn Block, Meishenghuigu Innovation Park, No.83, Dabao Road, Bao’an District, Shenzhen, Guangdong, China Page 5 of 27 1.5 Application details Date of receipt of application : 2026-03-13 Date of receipt of test item : 2026-03-13 Date of test : 2026-03-13 to 2026-04-29 Date of issue : 2026-04-29 1.6 Test item Product type : Electric Fireplace Test Model : 24II552TGL Sample ID : 260313-24-002 Brand : ./. Serial number : ./. Ratings : 120V/60Hz, 1500W Test voltage : 120V RadioTechnical data Frequency range : 2402MHz – 2480MHz Radio Tech. : Bluetooth Low Energy Frequency channel : 40 Channels Modulation : GFSK Antenna type : PCB antenna Maximum antenna gain : 1.95dBi Additional information : ./. The above sample(s) and sample information was/were submitted and identified on behalf of the applicant. Eurofins assures objectivity and impartiality of the test, and fulfills the obligation of confidentiality for applicant’s commercial infor- mation and technical documents. Test Report No.: EFGX26030281-IE-01-E04 Eurofins Electrical Testing Service (Shenzhen) Co., Ltd. Room 20 of 2/F., 1/F., Building 2, Spring Block & Room 102, Building 8, Autumn Block, Meishenghuigu Innovation Park, No.83, Dabao Road, Bao’an District, Shenzhen, Guangdong, China Page 6 of 27 1.7 Test standards Test Standards FCC Part 15 Subpart C PART 15 - RADIO FREQUENCY DEVICES Subpart C - Intentional Radiators RSS-247 Issue 4 Digital Transmission Systems, Frequency Hopping Systems and Li- cence-Exempt Local Area Network Devices in 902-928 MHz, 2400- 2483.5 MHz, 5150-5350 MHz, and 5470-5895 MHz bands Test Method 1: ANSI C63.4-2014, American National Standard for Methods of Measurement of Radio-Noise Emis- sions from Low-Voltage Electrical and Electronic Equipment in the Range…

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Test Report

EFGX26030281-IE-01-E04 Appendix 26 / 57 BLE_2M_Ant1_2402_1000~26500 BLE_2M_Ant1_2440_0~Reference EFGX26030281-IE-01-E04 Appendix 27 / 57 BLE_2M_Ant1_2440_30~1000 BLE_2M_Ant1_2440_1000~26500 EFGX26030281-IE-01-E04 Appendix 28 / 57 BLE_2M_Ant1_2480_0~Reference BLE_2M_Ant1_2480_30~1000 EFGX26030281-IE-01-E04 Appendix 29 / 57 BLE_2M_Ant1_2480_1000~26500 EFGX26030281-IE-01-E04 Appendix 30 / 57 Appendix G: Duty Cycle Test Result TestMode Antenna Frequency[MHz] ON Time [ms] Period [ms] Duty Cycle [%] BLE_1M Ant1 2402 2.13 2.50 85.20 2440 2.13 2.50 85.20 2480 2.13 2.50 85.20 BLE_2M Ant1 2402 1.08 2.50 43.20 2440 1.08 2.50 43.20 2480 1.08 2.50 43.20 EFGX26030281-IE-01-E04 Appendix 31 / 57 Test Graphs BLE_1M_Ant1_2402 BLE_1M_Ant1_2440 BLE_1M_Ant1_2480 EFGX26030281-IE-01-E04 Appendix 32 / 57 BLE_2M_Ant1_2402 BLE_2M_Ant1_2440 EFGX26030281-IE-01-E04 Appendix 33 / 57 BLE_2M_Ant1_2480 EFGX26030281-IE-01-E04 Appendix 34 / 57 Appendix H: Emissions in Restricted Bands Test Result Mode: 1M Channel: 2402MHz Test Graph NO. Frequency [MHz] Reading [dBμV/ m] Level [dBμV/m] Factor [dB] Limit [dBμV/m] Margin [dB] Height [cm] Angle [°] Det Polarity Verdict 1 2310.0000 36.23 38.90 2.67 74.00 35.10 150 120 PK Horizontal PASS 2 2349.0000 38.83 41.84 3.01 74.00 32.16 150 160 PK Horizontal PASS 3 2366.9400 39.17 42.16 2.99 74.00 31.84 150 260 PK Horizontal PASS 4 2377.9900 40.72 43.80 3.08 74.00 30.20 150 130 PK Horizontal PASS 5 2384.6200 38.95 41.99 3.04 74.00 32.01 150 110 PK Horizontal PASS 6 2390.0000 37.15 40.10 2.95 74.00 33.90 150 60 PK Horizontal PASS Note:(1)Level=Reading+Factor (2)Margin=Limit-Level EFGX26030281-IE-01-E04 Appendix 35 / 57 Mode: 1M Channel: 2402MHz Test Graph NO. Frequency [MHz] Reading [dBμV/ m] Level [dBμV/m] Factor [dB] Limit [dBμV/m] Margin [dB] Height [cm] Angle [°] Det Polarity Verdict 1 2310.0000 37.32 39.99 2.67 74.00 34.01 150 240 PK Vertical PASS 2 2351.6000 38.09 41.07 2.98 74.00 32.93 150 10 PK Vertical PASS 3 2362.1300 38.22 41.12 2.90 74.00 32.88 150 80 PK Vertical PASS 4 2377.9900 39.31 42.39 3.08 74.00 31.61 150 220 PK Vertical PASS 5 2383.0600 38.49 41.51 3.02 74.00 32.49 150 80 PK Vertical PASS 6 2390.0000 38.19 41.14 2.95 74.00 32.86 150 200 PK Vertical PASS Note:(1)Level=Reading+Factor (2)Margin=Limit-Level EFGX26030281-IE-01-E04 Appendix 36 / 57 Mode: 1M Channel: 2480MHz Test Graph NO. Frequency [MHz] Reading [dBμV/ m] Level [dBμV/m] Factor [dB] Limit [dBμV/m] Margin [dB] Height [cm] Angle [°] Det Polarity Verdict 1 2483.5000 43.63 47.09 3.46 74.00 26.91 150 110 PK Horizontal PASS 2 2484.3500 41.79 45.28 3.49 74.00 28.72 150 150 PK Horizontal PASS 3 2487.8500 40.94 44.41 3.47 74.00 29.59 150 140 PK Horizontal PASS 4 2493.2000 39.82 43.40 3.58 74.00 30.60 150 100 PK Horizontal PASS 5 2495.5000 39.41 42.97 3.56 74.00 31.03 150 280 PK Horizontal PASS 6 2500.0000 37.92 41.42 3.50 74.00 32.58 150 330 PK Horizontal PASS Note:(1)Level=Reading+Factor (2)Margin=Limit-Level EFGX26030281-IE-01-E04 Appendix 37 / 57 Mode: 1M Channel: 2480MHz Test Graph NO. Frequency [MHz] Reading [dBμV/ m] Level [dBμV/m] Factor [dB] Limit [dBμV/m] Margin [dB] Height [cm] Angle [°] Det Polarity Verdict 1 2483.5000 37.96 41.42 3.46 74.00 32.58 150 150 PK Vertical PASS 2 2484.2500 39.92 43.40 3.48 74.00 30.60 150 0 PK Vertical PASS 3 2489.2000 38.79 42.35 3.56 74.00 31.65 150 210 PK Vertical PASS 4 2491.0500 37.98 41.53 3.55 74.00 32.47 150 350 PK Vertical PASS 5 2493.6500 38.53 42.12 3.59 74.00 31.88 150 270 PK Vertical PASS 6 2500.0000 37.17 40.67 3.50 74.00 33.33 150 190 PK Vertical PASS Note:(1)Level=Reading+Factor (2)Margin=Limit-Level EFGX26030281-IE-01-E04 Appendix 38 / 57 Mode: 2M Channel: 2402MHz Test Graph NO. Frequency [MHz] Reading [dBμV/ m] Level [dBμV/m] Factor [dB] Limit [dBμV/m] Margin [dB] Height [cm] Angle [°] Det Polarity Verdict 1 2310.0000 36.96 39.63 2.67 74.00 34.37 150 170 PK Horizontal PASS 2 2355.2400 39.37 42.35 2.98 74.00 31.65 150 310 PK Horizontal PASS 3 2357.4500 38.59 41.54 2.95 74.00 32.46 150 200 PK Horizontal PASS 4 2377.7300 39.84 42.92 3.08 74.00 31.08 150 40 PK Horizontal PASS 5 2388.3900 39.86 42.80 2.94 74.00 31.20 150 50 PK Horizontal PASS 6 2390.0000 36.63 39.58 2.95 74.00 34.42 150 250 PK Horizontal PASS Note:(1)Level=Reading+Factor (2)Margin=Limit-Level EFGX26030281-IE-01-E04 Appendix 39 / 57 Mode: 2M Channel: 2402MHz Test Graph NO. Frequency [MHz] Reading [dBμV/ m] Level [dBμV/m] Factor [dB] Limit [dBμV/m] Margin [dB] Height [cm] Angle [°] Det Polarity Verdict 1 2310.0000 36.35 39.02 2.67 74.00 34.98 150 0 PK Vertical PASS 2 2336.3900 37.83 40.64 2.81 74.00 33.36 150 180 PK Vertical PASS 3 2349.1300 38.73 41.74 3.01 74.00 32.26 150 330 PK Vertical PASS 4 2377.8600 38.36 41.44 3.08 74.00 32.56 150 120 PK Vertical PASS 5 2384.8800 39.57 42.61 3.04 74.00 31.39 150 170 PK Vertical PASS 6 2390.0000 36.87 39.82 2.95 74.00 34.18 150 340 PK Vertical PASS Note:(1)Level=Reading+Factor (2)Margin=Limit-Level EFGX26030281-IE-01-E04 Appendix 40 / 57 Mode: 2M Channel: 2480MHz Test Graph Suspected Data List NO. Frequency [MHz] Reading [dBμV/ m] Level [dBμV/m] Factor [dB] Limit [dBμV/m] Margin [dB] Height [cm] Angle [°] Det Polarity Verdict 1 2483.5000 38.47 41.93 3.46 74.00 32.07 150 300 PK Horizontal PASS 2 2483.7000 44.94 48.40 3.46 74.00 25.60 150 20 PK Horizontal PASS 3 2484.4000 43.98 47.47 3.49 74.00 26.53 150 200 PK Horizontal PASS 4 2486.9000 42.07 45.60 3.53 74.00 28.40 150 170 PK Horizontal PASS 5 2491.4500 39.54 43.09 3.55 74.00 30.91 150 130 PK Horizontal PASS 6 2500.0000 38.06 41.56 3.50 74.00 32.44 150 180 PK Horizontal PASS Note:(1)Level=Reading+Factor (2)Margin=Limit-Level EFGX26030281-IE-01-E04 Appendix 41 / 57 Mode: 2M Channel: 2480MHz Test Graph Suspected Data List NO. Frequency [MHz] Reading [dBμV/ m] Level [dBμV/m] Factor [dB] Limit [dBμV/m] Margin [dB] Height [cm] Angle [°] Det Polarity Verdict 1 2483.5000 36.33 39.79 3.46 74.00 34.21 150 190 PK Vertical PASS 2 2484.7000 38.79 42.31 3.52 74.00 31.69 150 130 PK Vertical PASS 3 2487.8500 38.35 41.82 3.47 …

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Test Report

EFGX26030281-IE-01-E04 Appendix 1 / 57 Appendix A: DTS Bandwidth Test Result TestMode Antenna Frequency[MHz] DTS BW [MHz] FL[MHz] FH[MHz] Limit[MHz] Verdict BLE_1M Ant1 2402 0.672 2401.692 2402.364 0.5 PASS 2440 0.668 2439.696 2440.364 0.5 PASS 2480 0.668 2479.696 2480.364 0.5 PASS BLE_2M Ant1 2402 1.164 2401.448 2402.612 0.5 PASS 2440 1.160 2439.452 2440.612 0.5 PASS 2480 1.136 2479.464 2480.600 0.5 PASS EFGX26030281-IE-01-E04 Appendix 2 / 57 Test Graphs BLE_1M_Ant1_2402 BLE_1M_Ant1_2440 BLE_1M_Ant1_2480 EFGX26030281-IE-01-E04 Appendix 3 / 57 BLE_2M_Ant1_2402 BLE_2M_Ant1_2440 EFGX26030281-IE-01-E04 Appendix 4 / 57 BLE_2M_Ant1_2480 EFGX26030281-IE-01-E04 Appendix 5 / 57 Appendix B: Occupied Channel Bandwidth Test Result TestMode Antenna Frequency[MHz] OCB [MHz] FL[MHz] FH[MHz] Limit[MHz] Verdict BLE_1M Ant1 2402 1.0270 2401.5227 2402.5497 --- --- 2440 1.0250 2439.5243 2440.5493 --- --- 2480 1.0269 2479.5226 2480.5495 --- --- BLE_2M Ant1 2402 2.0708 2401.0162 2403.0870 --- --- 2440 2.0634 2439.0193 2441.0827 --- --- 2480 2.0592 2479.0202 2481.0794 --- --- EFGX26030281-IE-01-E04 Appendix 6 / 57 Test Graphs BLE_1M_Ant1_2402 BLE_1M_Ant1_2440 BLE_1M_Ant1_2480 EFGX26030281-IE-01-E04 Appendix 7 / 57 BLE_2M_Ant1_2402 BLE_2M_Ant1_2440 EFGX26030281-IE-01-E04 Appendix 8 / 57 BLE_2M_Ant1_2480 EFGX26030281-IE-01-E04 Appendix 9 / 57 Appendix C: Maximum conducted output power Test Result Peak TestMode Antenna Frequency[MHz] Conducted Peak Powert[dBm] Conducted Limit[dBm] EIRP[dBm] EIRP Limit[dBm] Verdict BLE_1M Ant1 2402 2.73 ≤30 4.73 ≤36 PASS 2440 3.58 ≤30 5.58 ≤36 PASS 2480 4.04 ≤30 6.04 ≤36 PASS BLE_2M Ant1 2402 2.91 ≤30 4.91 ≤36 PASS 2440 4.43 ≤30 6.43 ≤36 PASS 2480 4.92 ≤30 6.92 ≤36 PASS EFGX26030281-IE-01-E04 Appendix 10 / 57 Test Graphs Peak BLE_1M_Ant1_2402 BLE_1M_Ant1_2440 BLE_1M_Ant1_2480 EFGX26030281-IE-01-E04 Appendix 11 / 57 BLE_2M_Ant1_2402 BLE_2M_Ant1_2440 EFGX26030281-IE-01-E04 Appendix 12 / 57 BLE_2M_Ant1_2480 EFGX26030281-IE-01-E04 Appendix 13 / 57 Appendix D: Maximum power spectral density Test Result TestMode Antenna Frequency[MHz] Result[dBm/3kHz] Limit[dBm/3kHz] Verdict BLE_1M Ant1 2402 -13.81 ≤8.00 PASS 2440 -12.87 ≤8.00 PASS 2480 -12.37 ≤8.00 PASS BLE_2M Ant1 2402 -15.49 ≤8.00 PASS 2440 -13.96 ≤8.00 PASS 2480 -13.61 ≤8.00 PASS EFGX26030281-IE-01-E04 Appendix 14 / 57 Test Graphs BLE_1M_Ant1_2402 BLE_1M_Ant1_2440 BLE_1M_Ant1_2480 EFGX26030281-IE-01-E04 Appendix 15 / 57 BLE_2M_Ant1_2402 BLE_2M_Ant1_2440 EFGX26030281-IE-01-E04 Appendix 16 / 57 BLE_2M_Ant1_2480 EFGX26030281-IE-01-E04 Appendix 17 / 57 Appendix E: Band edge measurements Test Result TestMode Antenna ChName Frequency [MHz] RefLevel[dBm] Result[dBm] Limit[dBm] Verdict BLE_1M Ant1 Low 2402 2.10 -35.4 ≤-17.9 PASS High 2480 3.74 -37.27 ≤-16.26 PASS BLE_2M Ant1 Low 2402 2.46 -28.76 ≤-17.54 PASS High 2480 4.41 -38.33 ≤-15.59 PASS EFGX26030281-IE-01-E04 Appendix 18 / 57 Test Graphs BLE_1M_Ant1_Low_2402 BLE_1M_Ant1_High_2480 BLE_2M_Ant1_Low_2402 EFGX26030281-IE-01-E04 Appendix 19 / 57 BLE_2M_Ant1_High_2480 EFGX26030281-IE-01-E04 Appendix 20 / 57 Appendix F: Conducted Spurious Emission Test Result TestMode Antenna Frequency [MHz] FreqRange [MHz] RefLevel [dBm] Result[dBm] Limit[dBm] Verdict BLE_1M Ant1 2402 Reference 2.05 2.05 --- PASS 30~1000 2.05 -58.45 ≤-17.95 PASS 1000~26500 2.05 -42.5 ≤-17.95 PASS 2440 Reference 3.17 3.17 --- PASS 30~1000 3.17 -58.6 ≤-16.83 PASS 1000~26500 3.17 -41.86 ≤-16.83 PASS 2480 Reference 3.60 3.60 --- PASS 30~1000 3.60 -58.61 ≤-16.4 PASS 1000~26500 3.60 -41.29 ≤-16.4 PASS BLE_2M Ant1 2402 Reference 2.51 2.51 --- PASS 30~1000 2.51 -57.64 ≤-17.49 PASS 1000~26500 2.51 -42.59 ≤-17.49 PASS 2440 Reference 3.93 3.93 --- PASS 30~1000 3.93 -58.99 ≤-16.07 PASS 1000~26500 3.93 -39.89 ≤-16.07 PASS 2480 Reference 4.31 4.31 --- PASS 30~1000 4.31 -59.02 ≤-15.69 PASS 1000~26500 4.31 -43.11 ≤-15.69 PASS EFGX26030281-IE-01-E04 Appendix 21 / 57 Test Graphs BLE_1M_Ant1_2402_0~Reference BLE_1M_Ant1_2402_30~1000 BLE_1M_Ant1_2402_1000~26500 EFGX26030281-IE-01-E04 Appendix 22 / 57 BLE_1M_Ant1_2440_0~Reference BLE_1M_Ant1_2440_30~1000 EFGX26030281-IE-01-E04 Appendix 23 / 57 BLE_1M_Ant1_2440_1000~26500 BLE_1M_Ant1_2480_0~Reference EFGX26030281-IE-01-E04 Appendix 24 / 57 BLE_1M_Ant1_2480_30~1000 BLE_1M_Ant1_2480_1000~26500 EFGX26030281-IE-01-E04 Appendix 25 / 57 BLE_2M_Ant1_2402_0~Reference BLE_2M_Ant1_2402_30~1000

Test Report

Page 1 of 28 EUROFINS ELECTRICAL TESTING SERVICE (SHENZHEN) CO., LTD. RADIO TEST - REPORT FCC & ISED Compliance Test Report for Product name: Electric Fireplace Model name: 24II552TGL FCC ID: QCD-24II552 IC: 22761-24II552 Test Report Number: EFGX26030281-IE-01-E03 Eurofins Electrical Testing Service (Shenzhen) Co., Ltd. Phone: +86-0755-829118671 Room 20 of 2/F., 1/F., Building 2, Spring Block & Room 102, Building 8 Fax: +86-0755-82910749 Autumn Block, Meishenghuigu Innovation Park, No.83, Dabao Road, Bao’an District, Shenzhen, Guangdong, China Page 2 of 28 Content 1 General Information 3 1.1 Notes 3 1.2 Testing laboratory 4 1.3 Details of applicant 4 1.4 Details of manufacturer 4 1.5 Application details 5 1.6 Test item 5 1.7 Test standards 6 2 Technical test 7 2.1 Summary of test results 7 2.2 Test environment 7 2.3 Measurement uncertainty 7 2.4 Test mode 8 2.5 Test equipment utilized 9 2.6 Auxiliary equipment used during test 10 2.7 Test software information 10 2.8 Test setup 11 2.9 Test results 13 3 Technical Requirement 14 3.1 Conducted emission AC power port 14 3.2 Duty cycle 15 3.3 6dB bandwidth 16 3.4 99% Occupied Bandwidth 17 3.5 DTS fundamental emission output power 18 3.6 Power spectral density 21 3.7 Conducted Band Edge & Conducted Spurious Emissions 24 3.8 Spurious emissions & Restricted Band 25 4 Test Setup Photos 28 5 External Photos 28 6 Internal Photos 28 7 Appendix 28 Test Report No.: EFGX26030281-IE-01-E03 Eurofins Electrical Testing Service (Shenzhen) Co., Ltd. Room 20 of 2/F., 1/F., Building 2, Spring Block & Room 102, Building 8, Autumn Block, Meishenghuigu Innovation Park, No.83, Dabao Road, Bao’an District, Shenzhen, Guangdong, China Page 3 of 28 1 General Information 1.1 Notes The results of this test report relate exclusively to the item tested as specified in chapter “Description of test item” and are not transferable to any other test items. Eurofins Electrical Testing Service (Shenzhen) Co., Ltd. is not responsible for any generalisations and conclusions drawn from this report. Any modification of the test item can lead to invalidity of test results and this test report may therefore be not applicable to the modified test item. The test report may only be reproduced or published in full. Reproducing or publishing extracts of the report requires the prior written approval of the Eurofins Electrical Testing Service (Shenzhen) Co., Ltd. This document is subject to the General Terms and Conditions and the Testing and Certification System of Eurofins Electrical Testing Service (Shenzhen) Co., Ltd., available on request or accessible at www.eurofins.com. Operator 2026-04-29 Bruce Zheng / Project Engineer Date Eurofins-Lab. Name / Title Signature Technical responsi…

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Contact Information

Applicant

Dale Duan(Manager)
[email protected]Fax: 008676985424504

Technical Contact

Twin-Star International IncDale Duan
[email protected]

750 Park of Commerce Blvd Suite 400 · Boca Raton, 33487 · United States

Test Firm

Eurofins Electrical Testing Service (Shenzhen) Co.Lynn Su
[email protected]

Technical Specifications

#Rule PartsFrequency RangePower Output
115C2.40 GHz - 2.48 GHz3.10 mW
215C2.41 GHz - 2.46 GHz26.36 mW
Confidentiality
Long Term
Grant Notes
Output power listed is conducted. The device supports 20MHz and 40MHz bandwidth. The antenna(s) used for this transmitter must be installed to provide a separation distance of at least 20 cm from all persons and must not be co-located or operating in conjunction with any other antenna or transmitter, except in accordance with FCC multi-transmitter product procedures.

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