2A896-E0027Hearth Display

1)Do not push objects into holes and ventilation slots. the product. Do not store or operate the device in environments where the temperature is above 50 degrees celsius or below -10 degrees celsius. Do not intentionally hit the device or place heavy or sharp objects on the device. Keep the device away from benzene, diluents, and other chemicals. perform adjustments or repairs. Hearth Display Package Contents Please make sure all of the following are present when you unpack your MEDICAL INDUSTRY DIGITAL SIGNAGE Hearth Display User Manual Features Copyright Information All intellectual property rights in this publication are owned by and protected by applicable copyright laws and international treaty provisions. retains all rights not expressly granted. No part of this publication may be reproduced in any form whatsoever or used to make any derivative work without prior written approval by . Reserves the right to revise this publication, and/or make improvements or changes in the product(s) and/or the program(s) described in this documentation at any time without prior notice. The information in this document is provided in good faith, but without any representation or warranty whatsoever, whether it is accurate,or complete or otherwise, and on express understanding that shall have no liability whatsoever to other parties in any way arising from or relating to the information or its use. All other trademarks are the property of their respective owners. Other company and brand products and service names are trademarks or registered trademarks of their respective holders. Important Notices LCD panel 27"resolution1920*1080 RAM 2GB Internal memory 16GB 10-Point capacitive touch 5.0M/P,front camera WiFi 802.11b/g/n/a/ac Bluetooth 5.0 Ethernet interface 3.5mm earphone with microphone USB host Micro USB Microphone 8Ω/5W 2*5W Speaker VESA:100*100mm Adapter:12V/5A This symbol on the product or in the instructions means that your electrical and electronic equipment should be disposed of at the end of its life separately from your household waste. There are separate collection systems for recycling in your country. For more information, please contact the local authority or your retailer where you purchased the product. User manual Power adapter Android 11 Quad core cortex A55,RK3568 FCC STATEMENT : This device complies with Part 15 of the FCC Rules. Operation is subject to the following ISEDC Warning This device complies with Innovation, Science, and Economic Development Canada licence-exempt RSS standard(s). Operation is subject to the following two conditions: (1)this device may not cause interference, and (2) this device must accept any interference, including interference that may cause undesired operation of the device. Le présent appareil est conforme aux CNR d' Innovation, Sciences et Développement économique Canada applicables aux appareils radio exempts de licence. L'exploitation est autorisée aux deux conditions suivantes : (1) l'appareil nedoit pas produire de brouillage, et (2) l'utilisateur de l'appareil doit accepter tout brouillage radioélectrique subi, même si le brouillage est susceptible d'en compromettre le fonctionnement. The device is compliance with RF exposure guidelines, users can obtain Canadian information on RF exposure and compliance.The minimum distance from body to use the device is 20cm. Le présent appareil est conforme Après examen de ce matériel aux conformité ou aux limites d’intensité de champ RF, les utilisateurs peuvent sur l’exposition aux radiofréquences et la conformité and compliance d’acquérir les informations correspondantes. La distance minimale du corps à utiliser le dispositif est de 20cm. The device has been tested and comply with ISEDC SAR limits. L'appareil a été testé et est conforme aux restrictions ISEDC SAR. two conditions: (1) This device may not cause harmful interference, and (2) This device must accept any interference received, including interference that may cause undesired operation. Warning: compliance could void the user's authority to operate the equip ment. NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protectionagainst harmful interference in a residential installation. This equipment generates uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or user is encouraged to try to correct the interference by one or more of the following measures: Reorient or relocate the receiving antenna. Increase the separation between the equipment and receiver. receiver is connected. Consult the dealer or an experienced radio/TV technician for help. FCC Radiation Exposure Statement: This equipment complies with FCC radiation exposure limits setforth for an uncontrolled environment. This equipment should be installed and operated with minimum distance 20cm between the radiator & your body. User Manual

Hearth Display Inc. Address: 364 Lincoln Pl, #E7, Brooklyn, NY, NY 11238 United States Email: [email protected] Tel: (201) 614-7252 QA-FR-170-B 7/29/2014 FCC Authorization Date: 2022-11-16 FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Subject: Agent Authorization To whom it may concern: We Hearth Display Inc., the undersigned, hereby authorizes Shenzhen Accurate Technology Co., Ltd. to act on its behalf in all matters relating to application for Equipment authorization, including the signing of all documents relating to these matters. All acts carried out by Shenzhen Accurate Technology Co., Ltd. on our behalf shall have the same effect as our own action. We, the undersigned, hereby certify that we are not subject to a denial of federal benefits, that includes FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. 862. This authorization is valid until further written notice from the applicant. Sincerely, Signature: Mei Lin Ng/Title: CEO

Hearth Display Inc. Address: 364 Lincoln Pl, #E7, Brooklyn, NY, NY 11238 United States Email: [email protected] Tel: (201) 614-7252 FCC Confidential Authorization Date: 2022-11-16 FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Subject: Confidentiality Request regarding application for certification of FCC ID: 2A896-E0027 In accordance with Sections 0.457 and 0.459 of the Commission’s Rules, Hearth Display Inc. hereby requests long-term confidential treatment of information accompanying this application as outlined below:  Block Diagram  Schematics  Operation Description  Software Security Description The above materials contain proprietary and confidential information not customarily released to the public. The public disclosure of these materials provides unjustified benefits to its competitors in the market. Sincerely, Signature: Mei Lin Ng/Title: CEO

Hearth Display Inc. Address: 364 Lincoln Pl, #E7, Brooklyn, NY, NY 11238 United States Email: [email protected] Tel: (201) 614-7252 Declaration of Similarity Date：2022-11-16 To: FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Dear Sir/Madam, We, Hearth Display Inc. hereby declare that we have a product named as Hearth Display,(model: Hearth Display Matte White 27"(HD-SALE-HDP-DSP-MW-27), FCC ID: 2A896-E0027), for our marketing purpose, we would like to list a series model (Hearth Display Matte Black 27" (HD-SALE-HDP-DSP-MB-27), Hearth Hearth Display Light Wood 27"(HD-SALE-HDP-DSP-LW-27)) on reports and certificate, all the models are identical in schematics. Only the model name and the color of the frame are different. No other changes are made on them. We confirm that all information above is true, and we’ll be responsible for all the consequences. Please contact me if you have any question. Best Regards, Sincerely, Signature: Mei Lin Ng Title: CEO

Shenzhen Accurate Technology Co., Ltd. FCC ID: 2A896-E0027 External Photos Page 1 of 11 Hearth Display Matte White 27"(HD-SALE-HDP-DSP-MW-27) Shenzhen Accurate Technology Co., Ltd. FCC ID: 2A896-E0027 External Photos Page 2 of 11 Shenzhen Accurate Technology Co., Ltd. FCC ID: 2A896-E0027 External Photos Page 3 of 11 Shenzhen Accurate Technology Co., Ltd. FCC ID: 2A896-E0027 External Photos Page 4 of 11 Shenzhen Accurate Technology Co., Ltd. FCC ID: 2A896-E0027 External Photos Page 5 of 11 Hearth Display Matte Black 27" (HD-SALE-HDP-DSP-MB-27) Shenzhen Accurate Technology Co., Ltd. FCC ID: 2A896-E0027 External Photos Page 6 of 11 Shenzhen Accurate Technology Co., Ltd. FCC ID: 2A896-E0027 External Photos Page 7 of 11 Shenzhen Accurate Technology Co., Ltd. FCC ID: 2A896-E0027 External Photos Page 8 of 11 Hearth Display Light Wood 27"(HD-SALE-HDP-DSP-LW-27) Shenzhen Accurate Technology Co., Ltd. FCC ID: 2A896-E0027 External Photos Page 9 of 11 Shenzhen Accurate Technology Co., Ltd. FCC ID: 2A896-E0027 External Photos Page 10 of 11 Shenzhen Accurate Technology Co., Ltd. FCC ID: 2A896-E0027 External Photos Page 11 of 11

Shenzhen Accurate Technology Co., Ltd. Project No.: SZNS221021-48560E-RF LABEL AND LOCATION Page 1 of 3 Model: Hearth Display Matte White 27"(HD-SALE-HDP-DSP-MW-27) FCC ID Label FCC ID Label Location Information The label shown shall be permanently affixed at a conspicuous location on the device and be readily visible to the user at the time purchase (Labeling requirements per 2.925) Shenzhen Accurate Technology Co., Ltd. Project No.: SZNS221021-48560E-RF LABEL AND LOCATION Page 2 of 3 Model: Hearth Display Matte Black 27" (HD-SALE-HDP-DSP-MB-27) FCC ID Label FCC ID Label Location Information The label shown shall be permanently affixed at a conspicuous location on the device and be readily visible to the user at the time purchase (Labeling requirements per 2.925) Shenzhen Accurate Technology Co., Ltd. Project No.: SZNS221021-48560E-RF LABEL AND LOCATION Page 3 of 3 Model: Hearth Display Light Wood 27"(HD-SALE-HDP-DSP-LW-27) FCC ID Label FCC ID Label Location Information The label shown shall be permanently affixed at a conspicuous location on the device and be readily visible to the user at the time purchase (Labeling requirements per 2.925)

Shenzhen Accurate Technology Co., Ltd. FCC ID: 2A896-E0027 Internal Photos Page 1 of 25 Internal photos Hearth Display Matte White 27"(HD-SALE-HDP-DSP-MW-27) Shenzhen Accurate Technology Co., Ltd. FCC ID: 2A896-E0027 Internal Photos Page 2 of 25 Shenzhen Accurate Technology Co., Ltd. FCC ID: 2A896-E0027 Internal Photos Page 3 of 25 Shenzhen Accurate Technology Co., Ltd. FCC ID: 2A896-E0027 Internal Photos Page 4 of 25 Shenzhen Accurate Technology Co., Ltd. FCC ID: 2A896-E0027 Internal Photos Page 5 of 25 Shenzhen Accurate Technology Co., Ltd. FCC ID: 2A896-E0027 Internal Photos Page 6 of 25 Shenzhen Accurate Technology Co., Ltd. FCC ID: 2A896-E0027 Internal Photos Page 7 of 25 Shenzhen Accurate Technology Co., Ltd. FCC ID: 2A896-E0027 Internal Photos Page 8 of 25 Shenzhen Accurate Technology Co., Ltd. FCC ID: 2A896-E0027 Internal Photos Page 9 of 25 Shenzhen Accurate Technology Co., Ltd. FCC ID: 2A896-E0027 Internal Photos Page 10 of 25 Shenzhen Accurate Technology Co., Ltd. FCC ID: 2A896-E0027 Internal Photos Page 11 of 25 Antenna -BT&WIFI Hearth Display Matte Black 27" (HD-SALE-HDP-DSP-MB-27) Shenzhen Accurate Technology Co., Ltd. FCC ID: 2A896-E0027 Internal Photos Page 12 of 25 Shenzhen Accurate Technology Co., Ltd. FCC ID: 2A896-E0027 Internal Photos Page 13 of 25 Shenzhen Accurate Technology Co., Ltd. FCC ID: 2A896-E0027 Internal Photos Page 14 of 25 Shenzhen Accurate Technology Co., Ltd. FCC ID: 2A896-E0027 Internal Photos Page 15 of 25 Shenzhen Accurate Technology Co., Ltd. FCC ID: 2A896-E0027 Internal Photos Page 16 of 25 Shenzhen Accurate Technology Co., Ltd. FCC ID: 2A896-E0027 Internal Photos Page 17 of 25 Shenzhen Accurate Technology Co., Ltd. FCC ID: 2A896-E0027 Internal Photos Page 18 of 25 Shenzhen Accurate Technology Co., Ltd. FCC ID: 2A896-E0027 Internal Photos Page 19 of 25 Hearth Display Light Wood 27"(HD-SALE-HDP-DSP-LW-27) Shenzhen Accurate Technology Co., Ltd. FCC ID: 2A896-E0027 Internal Photos Page 20 of 25 Shenzhen Accurate Technology Co., Ltd. FCC ID: 2A896-E0027 Internal Photos Page 21 of 25 Shenzhen Accurate Technology Co., Ltd. FCC ID: 2A896-E0027 Internal Photos Page 22 of 25 Shenzhen Accurate Technology Co., Ltd. FCC ID: 2A896-E0027 Internal Photos Page 23 of 25 Shenzhen Accurate Technology Co., Ltd. FCC ID: 2A896-E0027 Internal Photos Page 24 of 25 Shenzhen Accurate Technology Co., Ltd. FCC ID: 2A896-E0027 Internal Photos Page 25 of 25

Shenzhen Accurate Technology Co., Ltd. Report No.: SZNS221021-48560E-RFB Version 22: 2021-11-09 Page 12 of 68 FCC&RSS- BLE&2.4G Wi-Fi FCC §15.247 (i) & §1.1307 (b) (3) & §2.1091- MPE-Based Exemption Applicable Standard According to subpart 15.247 (i) and subpart 2.1091 systems operating under the provisions of this section shall be operated in a manner that ensures the public is not exposed to RF energy level in excess of the communication guidelines. According to KDB 447498 D04 Interim General RF Exposure Guidance MPE-Based Exemption: General frequency and separation-distance dependent MPE-based effective radiated power(ERP) thresholds are in Table B.1 [Table 1 of § 1.1307(b)(1)(i)(C)] to support an exemptionfrom further evaluation from 300 kHz through 100 GHz. Ris the minimum separation distance in meters f = frequency in MHz For multiple RF sources: Multiple RF sources are exempt if: in the case of fixed RF sources operating in the same time-averaging period, or of multiple mobile or portable RF sources within a device operating in the same time averaging period, if the sum of the fractional contributions to the applicable thresholds is less than or equal to 1 as indicated in the following equation: Shenzhen Accurate Technology Co., Ltd. Report No.: SZNS221021-48560E-RFB Version 22: 2021-11-09 Page 13 of 68 FCC&RSS- BLE&2.4G Wi-Fi Result Mode Frequency (MHz) Tune up conducted power Antenna Gain ERP Evaluation Distance (m) ERP Limit (W) (dBm) (dBi)(dBd)(dBm)(W) BT 2402-2480 1.0 2.12 -0.03 0.97 0.001 0.2 0.768 BLE 2402-2480 5.5 2.12 -0.03 5.47 0.004 0.2 0.768 2.4G Wi-Fi 2412-2462 20.0 2.12 -0.03 19.97 0.099 0.2 0.768 5G Wi-Fi 5150-5250 15.0 2.48 0.33 15.33 0.034 0.2 0.768 5250-5350 15.5 2.48 0.33 15.83 0.038 0.2 0.768 5470-5725 11.5 2.48 0.33 11.83 0.015 0.2 0.768 5725-5850 13.0 2.48 0.33 13.33 0.022 0.2 0.768 Note: 1. The tune up conducted power and antenna gain was declared by the applicant. 2. The BT can transmit at the same time with the Wi-Fi, the 2.4G Wi-Fi and 5G Wi-Fi cannot Simultaneous transmitting 3. 0dBd=2.15dBi Simultaneous transmitting consideration (worst case): The ratio=ERP BLE /limit+ERP Wi-Fi /limit=0.004/0.768+0.099/0.768=0.134＜1.0, so simultaneous exposure is compliant. To maintain compliance with the FCC’s RF exposure guidelines, place the equipment at least 20cm from nearby persons. Result: Compliant.

Note: This report may contain data that are not covered by the A2LA accreditation and are marked with an asterisk “ ★ ”. Shenzhen Accurate Technology Co., Ltd. is not responsible for the authenticity of any test data provided by the applicant. Data included from the applicant that may affect test results are marked with an asterisk ’*’. Customer model name, addresses, names, trademarks etc. are not considered data. This report cannot be reproduced except in full, without prior written approval of the Company. Unless otherwise stated the results shown in this test report refer only to the sample(s) tested. This report is valid only with a valid digital signature. The digital signature may be available only under the Adobe software above version 7.0. Shenzhen Accurate Technology Co., Ltd. 1/F., Building A, Changyuan New Material Port, Science & Industry Park, Nanshan District, Shenzhen, Guangdong, P.R. China Tel: +86 755-26503290 Fax: +86 755-26503396 Web: www.atc-lab.com Version 22: 2021-11-09  Page 1 of 68 FCC&RSS- BLE&2.4G Wi-Fi TEST REPORT ApplicantName: HearthDisplayInc. Address:FCC：364LincolnPl,#E7,Brooklyn,NY,NY11238UnitedStates IC：364LincolnPl,#E7,BrooklynNY11238UnitedStatesOfAmerica ReportNumber:SZNS221021-48560E-RFB FCCID:2A896-E0027 IC29706-E0027  Test Standard (s) FCCPART15.247; RSS-GENISSUE5,FEBRUARY2021AMENDMENT2;RSS-247,ISSUE2, FEBRUARY2017 Sample Description ProductType:HearthDisplay ModelNo.:HearthDisplayMatteWhite27"(HD-SALE-HDP-DSP-MW-27) MultipleModel(s)No.:HearthDisplayMatteBlack27"(HD-SALE-HDP-DSP-MB-27) HearthDisplayLightWood27"(HD-SALE-HDP-DSP-LW-27) TradeMark:N/A DateReceived:2022/10/21 ReportDate:2022/11/25 TestResult: Pass* *Intheconfigurationtested,theEUTcompliedwiththestandardsabove. Prepared and Checked By: Approved By:  Roger Ling Candy Li EMC Engineer EMC Engineer Shenzhen Accurate Technology Co., Ltd. Report No.: SZNS221021-48560E-RFB Version 22: 2021-11-09  Page 2 of 68 FCC&RSS- BLE&2.4G Wi-Fi TABLE OF CONTENTS GENERAL INFORMATION ....................................................................................................................................... 4 PRODUCT DESCRIPTION FOR EQUIPMENT UNDER TEST (EUT) ..................................................................................... 4 OBJECTIVE ................................................................................................................................................................... 4 TEST METHODOLOGY .................................................................................................................................................. 4 MEASUREMENT UNCERTAINTY .................................................................................................................................... 5 SYSTEM TEST CONFIGURATION .......................................................................................................................... 6 DESCRIPTION OF TEST CONFIGURATION ...................................................................................................................... 6 EQUIPMENT MODIFICATIONS ....................................................................................................................................... 7 EUT EXERCISE SOFTWARE .......................................................................................................................................... 7 SUPPORT EQUIPMENT LIST AND DETAILS .................................................................................................................... 7 EXTERNAL I/O CABLE .................................................................................................................................................. 7 BLOCK DIAGRAM OF TEST SETUP ................................................................................................................................ 8 SUMMARY OF TEST RESULTS ............................................................................................................................... 9 TEST EQUIPMENT LIST ......................................................................................................................................... 10 FCC §15.247 (I) & §1.1307 (B) (3) & §2.1091- MPE-BASED EXEMPTION ........................................................ 12 RSS-102 § 2.5.2 –EXEMPTION LIMITS FOR ROUTINE EVALUATION-RF EXPOSURE EVALUATION 14 APPLICABLE STANDARD ............................................................................................................................................ 14 §15.203 & RSS-GEN §6.8 ANTENNA REQUIREMENT ........................................................................................ 15 APPLICABLE STANDARD ............................................................................................................................................ 15 ANTENNA CONNECTOR CONSTRUCTION .................................................................................................................... 16 §15.207 (A) & RSS-GEN §8.8 AC LINE CONDUCTED EMISSIONS .................................................................. 17 APPLICABLE STANDARD ............................................................................................................................................ 17 EUT SETUP ................................................................................................................................................................ 18 EMI TEST RECEIVER SETUP ....................................................................................................................................... 18 TEST PROCEDURE ...................................................................................................................................................... 1…

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ShenzhenLejinradiofrequencytechnologyCo.,LTD LejinradiofrequencyProprietary&Confidential©2017LejinradiofrequencyCorporation.Allrightsreserved. Add：Rm301B,A4Bld,JunfengInnovationPark,Fuyong,BaoanDist,Shenzhen.Tel:0755-27780515Email:[email protected] SPECIFICATIONSFORAPPROVAL CustomerName:SHENZHENELECTRONTECHNOLOGYCO.,LTD ProductName:WIFIAntenna ProductModel:WF2758 PartNumber:LJF02-22061609-R0A WriteBy:Huxuwen IssuedDate:2022-06-16 CUSTOMER ENGINEERR&DDEPTBUSSINESSDEPTAPPROVAL LEJIN R&DDEPTENGINEERDEPTAPPROVAL REVMODIFIEDDESCRIPTIONDATEREMARK V1.0InitialDraftRelease2022/06/16 ShenzhenLejinradiofrequencytechnologyCo.,LTD LejinradiofrequencyProprietary&Confidential©2017LejinradiofrequencyCorporation.Allrightsreserved. Add：Rm301B,A4Bld,JunfengInnovationPark,Fuyong,BaoanDist,Shenzhen.Tel:0755-27780515Email:[email protected] Index 1.Cover ································ 1 2.Index································2 3.ProductSpecification ·························· 3 4.TestEquipment&Conditions·······················3 5.TestReport ······························ 4 6.ReliabilityTest····························5 7.Assembletype ···························· 6 8.ProductDrawing···························7 Shen zhenLejinradio frequencyte chnologyCo.,L TD Lej inra diof requ ency Prop riet ary& Conf iden tial ©201 7Lej inra diofr eque ncyC orpo rati on.A llri ghts rese rved . A dd：R m30 1B, A4B ld, Jun fen gIn nov ati onP ark ,Fu yong ,Ba oan Dis t,S hen zhe n.T el: 075 5-2 778 051 5Ema il: phx cle r@s zlj rf. com 3.Product Specification A. Electrical Characteristics Frequency2400MHz ~2500 MHz 5150MHz ~5850 MHz VSWR<2.0 Efficiency≥40% Impedance50Ohm PolarizationLinear Gain B. Material & Mechanical Characteristics Material of RadiatorFPC(Yellow),LJWF84A Cable TypeΦ1.13mm,L250mm,Black Connector TypeIPX1 Dimension26.0*21.5mm C. Environmental Operation Temperature- 20 ̊C ~ + 70 ̊C Storage Temperature- 30 ̊C ~ + 85 ̊C Humidity40%~95% 4.Test Equipment & Conditions 1.Network AnalyzersAgilent 8753D/5071C 2.HSPA and LTE protocol test setR&S CMW500 -PT 3.Communications Test SetAgilent 8960 4.3D Chamber Test System Chart1Testtopology [email protected] 2.48dBi@5G ShenzhenLejinradiofrequencytechnologyCo.,LTD LejinradiofrequencyProprietary&Confidential©2017LejinradiofrequencyCorporation.Allrightsreserved. Add：Rm301B,A4Bld,JunfengInnovationPark,Fuyong,BaoanDist,Shenzhen.Tel:0755-27780515Email:[email protected] 5.TestReport 5.1VoltageStandingWaveRatio(VSWR). Chart2VSWR 5.2Efficientandgain. Passive TestFor 2.4G Freq(MHz) 24002410242024302440245024602470248024902500 Effi(%) 45.3653.9349.8853.8455.1956.4357.9958.5356.1554.5749.56 Gain(dBi) 1.912.011.891.922.091.932.112.122.041.961.94 Passive TestFor 5G Freq(MHz) 515052005250530053505400545055005550560056505700575058005850 Effi(%) 49.8558.8255.7556.3558.9857.0859.7863.0859.8255.8058.0459.6957.3551.1252.36 Gain(dBi) 2.372.462.422.462.462.402.342.242.412.482.462.472.352.322.43 5.3Radiationpattern. ShenzhenLejinradiofrequencytechnologyCo.,LTD LejinradiofrequencyProprietary&Confidential©2017LejinradiofrequencyCorporation.Allrightsreserved. Add：Rm301B,A4Bld,JunfengInnovationPark,Fuyong,BaoanDist,Shenzhen.Tel:0755-27780515Email:[email protected] ShenzhenLejinradiofrequencytechnologyCo.,LTD LejinradiofrequencyProprietary&Confidential©2017LejinradiofrequencyCorporation.Allrightsreserved. Add：Rm301B,A4Bld,JunfengInnovationPark,Fuyong,BaoanDist,Shenzhen.Tel:0755-27780515Email:[email protected] 6. ReliabilityTest TestItemTestconditionEquipmentSpecificationResult 1 LowTemp. Storage Test Temperature:-30°C，Time:48hrs Testcondition:PlacingantennainaLow/High TemperatureChamber,keepthetempis25°Candhumidityis 65%foronehour,thenstep-downthetemp.to-30°Cinone hour,storeantennafor44hours;step-uptempto25°C,test antennaafter2hours. Temp.&Hum i. Tester Nomaterial deformationis allowed. Electronic Performanceis ok. PASS 2 High Temp./High Humid StorageTest Temperature:85°CHumidity:85%RHTime:48hrs Testcondition:PlacingantennainaLow/High TemperatureChamber,keepthetempis25°Candhumidityis 65%foronehour,thenstep-upthetemp.to80°Candthe humidityupto85%inonehour,storeantennafor44hours; step-downtempto25°C,testantennaafter2hours. Temp.&Hum i. Tester Nomaterial deformationis allowed. Electronic Performanceis ok. PASS 3 Salt-Spray6 prayTest PlacingantennaintheSalt-SprayTester,setthetest condition，Temp:35±2°CHumidity:85%NaClsaltspray:5 ±1%.PHvalue:6.5~7.2Testtime:24hours Salt-Spray Tester Nocolorchange Noappear rusting PASS 7.Assembletype Chart3WF2758assembletype 8.ProductDrawing LJF02-2206160 9 -R0A ELC 250 .0±2.0mm Remark: 1.FPC material:Electrolytic copper. 2.Backing in behind:3M300LSE. 3.Tolerance ： Cuting die:±0.1mm;Circuit on FPC:±0.05mm ； others are ±0.05mm. 4.ROHS:(Pb,Hg,Cr+6,PBBs,PBDEs),<1000ppm; Cd,<100ppm. Connector direction: D o w n 1.0 1.9 1.9 Φ 1.13 coaxial cable,black, KCC-1 connector WIFI ANT WF2 7 58 Revise record 2022-0 6 -1 6

Shenzhen Accurate Technology Co., Ltd. Project No.: SZNS221021-48560E-RF Test Photos Page 1 of 2 Photo of Conducted Emission Measurement Shenzhen Accurate Technology Co., Ltd. Project No.: SZNS221021-48560E-RF Test Photos Page 2 of 2 Photo of Radiated Emission Measurement (Below 1G) Photo of Radiated Emission Measurement (Above 1G)