2ABC5-E0126Smart Home Screen

SHENZHEN ELECTRON TECHNOLOGY CO., LTD. Covered Equipment Certification Attestation Letter 3/18/2026 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA ATTN.: Reviewing Engineer FCC ID: 2ABC5-E0126 SHENZHEN ELECTRON TECHNOLOGY CO., LTD. (“the applicant”) certifies that the equipment for which authorization is sought is not “covered” equipment prohibited from receiving an equipment authorization pursuant to section 2.903 of the FCC rules. Note: If the equipment for which the applicant seeks authorization is produced by any of the entities identified on the current Covered List, the applicant should include an explanation on why the equipment is not “covered” equipment. SHENZHEN ELECTRON TECHNOLOGY CO., LTD. (“the applicant”) certifies that, as of the date of the filing of the application, the applicant is not identified on the Covered List (as a specifically named entity or any of its subsidiaries or affiliates) as an entity producing “covered” equipment. SHENZHEN ELECTRON TECHNOLOGY CO., LTD. (“the applicant”) certifies that the equipment for which authorization is sought does not include cybersecurity or anti-virus software produced or provided by Kaspersky Lab, Inc. or any of its successors and assignees, including equipment with integrated Kaspersky Lab, Inc. (or any of its successors and assignees) cybersecurity or anti-virus software pursuant to DA-24-886 and KDB 986446 D01 Covered Equipment Guidance section B(2a). Signed: Printed name: Lianqi Wang Title: Manager Company Name: SHENZHEN ELECTRON TECHNOLOGY CO., LTD. Date: 03/18/2026

1/1 US Agent for Service of Process LETTER OF ATTESTATION TO: Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 US Agent for Service of Process: Company Name: FCC US Agent, LLC FRN: 0033402884 Address: 3722 Illinois Avenue, Saint Charles, IL 60174, USA Contact Person: Tim Payne Phone: (708) 571-3148 Email: [email protected] Applicant: Company name: SHENZHEN ELECTRON TECHNOLOGY CO.,LTD. Product Description: Smart Home Screen FRN: 0023141955 Grantee Code: 2ABC5 FCC ID: 2ABC5-E0126 Contact Name: Lianqi Wang Address: Bld.2, Yingfeng Industrial Zone, Tantou Community, Songgang Street, Baoan, Shenzhen, China Telephone No: 86-755-29161269 Email: [email protected] [SHENZHEN ELECTRON TECHNOLOGY CO.,LTD.] certifies that, as of the date of this filing of the application with the TCB, [FCC US Agent, LLC] is our designated US agent for service of process for the above referenced FCC ID. [SHENZHEN ELECTRON TECHNOLOGY CO.,LTD.] accepts to maintain an agent for no less than one year after the grantee has terminated all marketing and importation or the conclusion of any commission related proceeding involving equipment. [FCC US Agent, LLC] accepts, as of the date of the filing of the application, the obligation of the designated US agent for service of process for the above reference FCC ID. The US Agent for Service of Process is aware of and agrees to comply with the requirements outlined in the FCC Equipment Authorization Program, Report and Order FCC 22-84, and clause § 2.911. The Applicant is aware of and agrees to comply with the requirements outlined in the FCC Equipment Authorization Program, Report and Order FCC 22-84, and clause § 2.911. Date: 2026/01/20 Applicant’s Name: Lianqi Wang US Agent’s Name: Tim Payne Title: Manager Title: Manager Signature Signature

DATE: 03/18/2026 Federal Communications Commission Authorization & Evaluation Division 7345 Oakland Mills Road Columbia, Maryland 21046 Authority to Act as Agent On our behalf, I appoint Shenzhen EU Testing Laboratory Limited (101, Building B1, Fuqiao Fourth Area, Qiaotou Community Fuhai Subdistrict Baoan District,Shenzhen,China) (Name of Agent company name and address) to act as our agent in the preparation of this application for equipment certification. I certify that submitted documents properly describe the device or system for which equipment certification is sought. I also certify that each unit manufactured, imported or marketed, as defined in the Federal Communications Commission’s regulations will have affixed to it a label identical to that submitted for approval with this application. For instances where our authorized agent signs the application for certification on our behalf, I acknowledge that all responsibility for complying with the terms and conditions for certification, still resides with SHENZHEN ELECTRON TECHNOLOGY CO., LTD. (Bld.2, Yingfeng Industrial Zone, Tantou Community, Songgang Street, Bao’an, Shenzhen, China) (Applicant Name and address) Printed name: Lianqi Wang Title: Manager Company Name: SHENZHEN ELECTRON TECHNOLOGY CO., LTD. Date: 03/18/2026

Date 03/18/2026 Federal Communications Commission Authorization & Evaluation Division 7345 Oakland Mills Road Columbia, Maryland 21046 RE: LETTER OF AGENT AUTHORIZATION To Whom It May Concern: We, the undersigned, hereby authorize Compliance Testing, LLC to act on our behalf in all matters relating to application for equipment authorization, including the signing of all documents relating to these matters. We also hereby certify that no party to the application authorized hereunder is subject to the denial of benefits, including FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C.853(a). Sincerely, Printed name: Lianqi Wang Title: Manager Company Name: SHENZHEN ELECTRON TECHNOLOGY CO., LTD. Date: 03/18/2026

DATE 03/18/2026 Equipment Autorisation Division Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 FCC ID: ___ 2ABC5-E0126 ______ Product Name: ___ Smart Home Screen___ Request for Confidentiality Pursuant to Sections 0.457 and 0.459 of the commission’s rules, we hereby request that the following documents be held confidential: (List here the documents for which you are seeking confidentiality – for example ...) • Schematics • Block diagram • Operation description • SDR Software / Security Info These materials contain trade secrets and proprietary information and are not customarily released to the public. The public disclosure of this information might be harmful to the company and provide unjustified benefits to our competitors. Printed name: Lianqi Wang Title: Manager Company Name: SHENZHEN ELECTRON TECHNOLOGY CO., LTD. Date: 03/18/2026

DATE : 03/18/2026 Equipment Autorisation Division Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 FCC ID: 2ABC5-E0126 Product Name: Smart Home Screen Request for Short-Term Confidentiality Pursuant to Sections 0.457 and 0.459 of the commission rules, and in accordance with the FCC Public notice dated June 15, 2004 (DA 04-1705), we hereby request short-term confidentiality for the following items prior to marketing the device.:  Test Setup Photos  External Photos  Internal Photos  User Manual The applicant requests the exhibits selected above as short term confidential be withheld from public view for a period of 180 days from the date of the Grant of Equipment Authorization and prior to marketing. This is to avoid premature release of sensitive information prior to marketing or release of the product to the public. Printed name: Lianqi Wang Title: Manager Company Name: SHENZHEN ELECTRON TECHNOLOGY CO., LTD. Date: 03/18/2026

Label Location On EUT Label Size: 50*30mm

RF EXPOSURE EVALUATION According to FCC 1.1310: The criteria listed in the following table shall be used to evaluate the environment impact of human exposure to radio frequency(RF) Radiation as specified in KDB 447498 D01 V06 and §1.1307(b) CFR Title 47 §2.1091(b): (b) For purposes of this section, a mobile device is defined as a transmitting device designed to be used in other than fixed locations and to generally be used in such a way that a separation distance of at least 20 centimeters is normally maintained between the transmitter’s radiating structure(s) and the body of the user or nearby persons. FCC ID: 2ABC5-E0126 EUT Specification EUT Smart Home Screen Frequency band (Operating) WLAN: 2.412GHz ~ 2.462GHz WLAN: 5.18GHz ~ 5.24GHz WLAN: 5.745GHz ~ 5.825GHz Others: 2.402GHz~2.480GHz BT NFC: 13.56MHz RFID: 125kHz Device category Portable (<20cm separation) Mobile (>20cm separation) Others ___ Exposure classification Occupational/Controlled exposure (S = 5mW/cm2) General Population/Uncontrolled exposure (S=1mW/cm2) Antenna diversity Single antenna Multiple antennas Tx diversity Rx diversity Tx/Rx diversity Evaluation applied MPE Evaluation SAR Evaluation Limits for Maximum Permissible Exposure(MPE) Note: Emissions between 100 kHz to 300 kHz should be assessed versus the limits at 300 kHz in Table 1 of Section 1.1310: 614 V/m and 1.63 A/m.AKDB inquiry is required to determine the applicable exposure limits below 100 kHz. Friis transmission formula: Pd=(Pout*G)\(4*pi*R2) Where Pd= Power density in mW/cm 2 Pout=output power to antenna in Mw G= gain of antenna in linear scale Pi=3.1416 R= distance between observation point and center of the radiator in cm Pd the limit of MPE, 1mW/cm2. If we know the maximum gain of the antenna and total power input to the antenna, through the calculation, we will know the distance where the MPE limit is reached. Measurement Result BT worst case: Operating Mode Channel Frequency Measured Power Tune up tolerance Max. Tune up Power Antenna Gain Power density at 20cm Power density Limits (mW/cm 2 ) (MHz) (dBm) (dBm) (dBm) (dBi) (mW/ cm 2 ) GFSK 2441 8.29 8.29±1 9.29 1.3 0.0023 1 BLE worst case: Operating Mode Channel Frequency Measured Power Tune up tolerance Max. Tune up Power Antenna Gain Power density at 20cm Power density Limits (mW/cm 2 ) (MHz) (dBm) (dBm) (dBm) (dBi) (mW/ cm 2 ) 2M 2480 -0.37 -0.37±1 0.63 1.3 0.0003 1 2.4GHz WiFi worst case: Operating Mode Channel Frequency Measured Power Tune up tolerance Max. Tune up Power Antenna Gain Power density at 20cm Power density Limits (mW/cm 2 ) (MHz) (dBm) (dBm) (dBm) (dBi) (mW/ cm 2 ) 802.11ax (HEW20) 2437 13.61 13.61±1 14.61 1.3 0.0078 1 5.1 GHz WiFi worst case: Operating Mode Channel Frequency Measured Power Tune up tolerance Max. Tune up Power Antenna Gain Power density at 20cm Power density Limits (mW/cm 2 ) (MHz) (dBm) (dBm) (dBm) (dBi) (mW/ cm 2 ) 802.11ax (HEW40) 5230 13.36 13.36±1 14.36 2.08 0.0088 1 5.8GHz WiFi worst case: Operating Mode Channel Frequency Measured Power Tune up tolerance Max. Tune up Power Antenna Gain Power density at 20cm Power density Limits (mW/cm 2 ) (MHz) (dBm) (dBm) (dBm) (dBi) (mW/ cm 2 ) 802.11a 5785 13.74 13.74±1 14.74 2.08 0.0096 1 Evaluate the condition of different modules work simultaneously The requirement of Simultaneous Transmission evaluation has also been considered and has complied with the following conditions of the worst case: MPE1/Limit1 + MPE2/Limit2 +...... ≤ 1 Thus, 0.0023/1 + 0.0078/1 + 0.0088/1 + 0.0096/1 (BT/BLE) (2.4G WiFi) (5.1G WiFi) (5.8G WiFi) = 0.0285 ≤ 1 The worst-case situation is 0.0285, which is less than “1”. This confirmed that the device comply with KDB 447498 D01 V06 Power limit.

Page 1 of 130Report No.: 8427EU012720W-AG ANNEX G TEST DATA For Project No.:8427EU012720W Client:SHENZHEN ELECTRON TECHNOLOGY CO.,LTD. Product Description:Smart Home Screen Model No.:SMT1569 FCC ID:2ABC5-E0126 Technology:WiFi 5G Test Engineer: Test Date:2026-02-27 Page 2 of 130Report No.: 8427EU012720W-AG Test Summary ItemResult Duty CyclePass BandwidthPass Maximum Conducted Output PowerPass Maximum Power Spectral DensityPass Unwanted Emissions In Non-restricted Frequency BandsPass Frequency StabilityPass Page 3 of 130Report No.: 8427EU012720W-AG 1. Duty Cycle 1.1 Test Result 1.1.1 Ant1 Ant1 Mode TX Type Frequency (MHz) RU RU Pos T_on (ms) Period (ms) Duty Cycle (%) Duty Cycle Correction Factor (dB) Max. DC Variation (%) 802.11aSISO 5180//2.03312.05316.877.730.03 5200//2.03312.05016.877.730.03 5240//2.03412.05416.877.730.03 5745//2.03312.05616.867.730.01 5785//2.03312.09016.827.740.08 5825//2.03312.05716.867.730.04 802.11n (HT20) SISO 5180//1.89311.91015.897.990.02 5200//1.89311.91315.897.990.03 5240//1.89411.91415.907.990.00 5745//1.89311.91715.887.990.04 5785//1.89311.91715.887.990.04 5825//1.89411.91715.897.990.01 802.11n (HT40) SISO 5190//0.93310.9508.5210.700.00 5230//0.93310.9508.5210.700.03 5755//0.93310.9538.5210.700.03 5795//0.93410.9548.5310.690.03 802.11ac (VHT20) SISO 5180//1.90011.92315.947.980.03 5200//1.90011.92015.947.980.03 5240//1.90011.92015.947.980.03 5745//1.90011.92015.947.980.03 5785//1.90011.92015.947.980.03 5825//1.90011.92315.947.980.03 802.11ac (VHT40) SISO 5190//0.93710.9548.5510.680.03 5230//0.93710.9538.5510.680.03 5755//0.93710.9608.5510.680.03 5795//0.93610.9538.5510.680.03 802.11ac (VHT80) SISO 5210//0.45710.4804.3613.600.03 5775//0.45610.4734.3513.610.03 802.11ax (HEW20) SISO 5180SU/1.46011.48412.718.960.03 5200SU/1.46011.89312.289.110.48 5240SU/1.46011.48312.718.960.03 5745SU/1.46312.07312.129.170.63 5785SU/1.46311.48612.748.950.01 5825SU/1.46011.48312.718.960.03 802.11ax (HEW40) SISO 5190SU/0.76010.7807.0511.520.03 5230SU/0.76010.7777.0511.520.03 5755SU/0.76010.7847.0511.520.03 5795SU/0.76310.7837.0811.500.00 802.11ax (HEW80) SISO 5210SU/0.39410.4143.7814.220.03 5775SU/0.39310.4163.7714.230.03 Page 4 of 130Report No.: 8427EU012720W-AG 1.2 Test Graph 1.2.1 Ant1 802.11a_LCH_5180MHz_Ant1_NTNV 802.11a_MCH_5200MHz_Ant1_NTNV Page 5 of 130Report No.: 8427EU012720W-AG 802.11a_HCH_5240MHz_Ant1_NTNV 802.11a_LCH_5745MHz_Ant1_NTNV Page 6 of 130Report No.: 8427EU012720W-AG 802.11a_MCH_5785MHz_Ant1_NTNV 802.11a_HCH_5825MHz_Ant1_NTNV Page 7 of 130Report No.: 8427EU012720W-AG 802.11n(HT20)_LCH_5180MHz_Ant1_NTNV 802.11n(HT20)_MCH_5200MHz_Ant1_NTNV Page 8 of 130Report No.: 8427EU012720W-AG 802.11n(HT20)_HCH_5240MHz_Ant1_NTNV 802.11n(HT20)_LCH_5745MHz_Ant1_NTNV Page 9 of 130Report No.: 8427EU012720W-AG 802.11n(HT20)_MCH_5785MHz_Ant1_NTNV 802.11n(HT20)_HCH_5825MHz_Ant1_NTNV Page 10 of 130Report No.: 8427EU012720W-AG 802.11n(HT40)_LCH_5190MHz_Ant1_NTNV 802.11n(HT40)_HCH_5230MHz_Ant1_NTNV Page 11 of 130Report No.: 8427EU012720W-AG 802.11n(HT40)_LCH_5755MHz_Ant1_NTNV 802.11n(HT40)_HCH_5795MHz_Ant1_NTNV Page 12 of 130Report No.: 8427EU012720W-AG 802.11ac(VHT20)_LCH_5180MHz_Ant1_NTNV 802.11ac(VHT20)_MCH_5200MHz_Ant1_NTNV Page 13 of 130Report No.: 8427EU012720W-AG 802.11ac(VHT20)_HCH_5240MHz_Ant1_NTNV 802.11ac(VHT20)_LCH_5745MHz_Ant1_NTNV Page 14 of 130Report No.: 8427EU012720W-AG 802.11ac(VHT20)_MCH_5785MHz_Ant1_NTNV 802.11ac(VHT20)_HCH_5825MHz_Ant1_NTNV Page 15 of 130Report No.: 8427EU012720W-AG 802.11ac(VHT40)_LCH_5190MHz_Ant1_NTNV 802.11ac(VHT40)_HCH_5230MHz_Ant1_NTNV Page 16 of 130Report No.: 8427EU012720W-AG 802.11ac(VHT40)_LCH_5755MHz_Ant1_NTNV 802.11ac(VHT40)_HCH_5795MHz_Ant1_NTNV Page 17 of 130Report No.: 8427EU012720W-AG 802.11ac(VHT80)_MCH_5210MHz_Ant1_NTNV 802.11ac(VHT80)_MCH_5775MHz_Ant1_NTNV Page 18 of 130Report No.: 8427EU012720W-AG 802.11ax(HEW20)_LCH_5180MHz_SU_ / _Ant1_NTNV 802.11ax(HEW20)_MCH_5200MHz_SU_ / _Ant1_NTNV Page 19 of 130Report No.: 8427EU012720W-AG 802.11ax(HEW20)_HCH_5240MHz_SU_ / _Ant1_NTNV 802.11ax(HEW20)_LCH_5745MHz_SU_ / _Ant1_NTNV Page 20 of 130Report No.: 8427EU012720W-AG 802.11ax(HEW20)_MCH_5785MHz_SU_ / _Ant1_NTNV 802.11ax(HEW20)_HCH_5825MHz_SU_ / _Ant1_NTNV Page 21 of 130Report No.: 8427EU012720W-AG 802.11ax(HEW40)_LCH_5190MHz_SU_ / _Ant1_NTNV 802.11ax(HEW40)_HCH_5230MHz_SU_ / _Ant1_NTNV Page 22 of 130Report No.: 8427EU012720W-AG 802.11ax(HEW40)_LCH_5755MHz_SU_ / _Ant1_NTNV 802.11ax(HEW40)_HCH_5795MHz_SU_ / _Ant1_NTNV Page 23 of 130Report No.: 8427EU012720W-AG 802.11ax(HEW80)_MCH_5210MHz_SU_ / _Ant1_NTNV 802.11ax(HEW80)_MCH_5775MHz_SU_ / _Ant1_NTNV Page 24 of 130Report No.: 8427EU012720W-AG 2. Bandwidth 2.1 Test Result 2.1.1 OBW Mode TX Type Frequency (MHz) RU RU Pos ANT 99% Occupied Bandwidth (MHz) Verdict ResultLimit 802.11aSISO 5180//116.660/Pass 5200//116.639/Pass 5240//116.642/Pass 5745//116.768/Pass 5785//116.736/Pass 5825//116.785/Pass 802.11n (HT20) SISO 5180//117.828/Pass 5200//117.810/Pass 5240//117.804/Pass 5745//117.922/Pass 5785//117.916/Pass 5825//117.916/Pass 802.11n (HT40) SISO 5190//136.627/Pass 5230//136.698/Pass 5755//136.958/Pass 5795//137.109/Pass 802.11ac (VHT20) SISO 5180//117.817/Pass 5200//117.834/Pass 5240//117.773/Pass 5745//117.953/Pass 5785//117.932/Pass 5825//117.941/Pass 802.11ac (VHT40) SISO 5190//136.761/Pass 5230//136.628/Pass 5755//136.873/Pass 5795//136.961/Pass 802.11ac (VHT80) SISO 5210//175.735/Pass 5775//176.012/Pass 802.11ax (HEW20) SISO 5180SU/119.013/Pass 5200SU/119.010/Pass 5240SU/119.050/Pass 5745SU/119.052/Pass 5785SU/119.092/Pass 5825SU/119.167/Pass 802.11ax (HEW40) SISO 5190SU/138.015/Pass 5230SU/137.983/Pass 5755SU/138.222/Pass 5795SU/138.161/Pass 802.11ax (HEW80) SISO 5210SU/177.013/Pass 5775SU/177.449/Pass Page 25 of 130Report No.: 8427EU012720W-AG 2.1.2 26dB BW Mode TX Type Frequency (MHz) RU RU Pos ANT 26dB Bandwidth (MHz) Verdict ResultLimit 802.11aSISO 5180//123.512/Pass 5200//124.878/Pass 5240//124.873/Pass 802.11n (HT20) SISO 5180//125.870/Pass 5200//125.638/Pass 5240//125.445/Pass …

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Page 102 of 130Report No.: 8427EU012720W-AG 802.11n(HT40)_LCH_5755MHz_Ant1_NTNV 802.11n(HT40)_HCH_5795MHz_Ant1_NTNV Page 103 of 130Report No.: 8427EU012720W-AG 802.11ac(VHT20)_LCH_5745MHz_Ant1_NTNV 802.11ac(VHT20)_MCH_5785MHz_Ant1_NTNV Page 104 of 130Report No.: 8427EU012720W-AG 802.11ac(VHT20)_HCH_5825MHz_Ant1_NTNV 802.11ac(VHT40)_LCH_5755MHz_Ant1_NTNV Page 105 of 130Report No.: 8427EU012720W-AG 802.11ac(VHT40)_HCH_5795MHz_Ant1_NTNV 802.11ac(VHT80)_MCH_5775MHz_Ant1_NTNV Page 106 of 130Report No.: 8427EU012720W-AG 802.11ax(HEW20)_LCH_5745MHz_SU_ / _Ant1_NTNV 802.11ax(HEW20)_MCH_5785MHz_SU_ / _Ant1_NTNV Page 107 of 130Report No.: 8427EU012720W-AG 802.11ax(HEW20)_HCH_5825MHz_SU_ / _Ant1_NTNV 802.11ax(HEW40)_LCH_5755MHz_SU_ / _Ant1_NTNV Page 108 of 130Report No.: 8427EU012720W-AG 802.11ax(HEW40)_HCH_5795MHz_SU_ / _Ant1_NTNV 802.11ax(HEW80)_MCH_5775MHz_SU_ / _Ant1_NTNV Page 109 of 130Report No.: 8427EU012720W-AG 5. Unwanted Emissions In Restricted Frequency Bands 5.1 Test Result 5.1.1 CSE Mode TX Type Frequency (MHz) RU RU Pos ANT Level of Unwanted Emissions (dBm) Verdict ResultLimit 802.11aSISO 5180//1Refer To Test GraphPass 5240//1Refer To Test GraphPass 5745//1Refer To Test GraphPass 5825//1Refer To Test GraphPass 802.11n (HT20) SISO 5180//1Refer To Test GraphPass 5240//1Refer To Test GraphPass 5745//1Refer To Test GraphPass 5825//1Refer To Test GraphPass 802.11n (HT40) SISO 5190//1Refer To Test GraphPass 5230//1Refer To Test GraphPass 5755//1Refer To Test GraphPass 5795//1Refer To Test GraphPass 802.11ac (VHT20) SISO 5180//1Refer To Test GraphPass 5240//1Refer To Test GraphPass 5745//1Refer To Test GraphPass 5825//1Refer To Test GraphPass 802.11ac (VHT40) SISO 5190//1Refer To Test GraphPass 5230//1Refer To Test GraphPass 5755//1Refer To Test GraphPass 5795//1Refer To Test GraphPass 802.11ac (VHT80) SISO 5210//1Refer To Test GraphPass 5775//1Refer To Test GraphPass 802.11ax (HEW20) SISO 5180SU/1Refer To Test GraphPass 5240SU/1Refer To Test GraphPass 5745SU/1Refer To Test GraphPass 5825SU/1Refer To Test GraphPass 802.11ax (HEW40) SISO 5190SU/1Refer To Test GraphPass 5230SU/1Refer To Test GraphPass 5755SU/1Refer To Test GraphPass 5795SU/1Refer To Test GraphPass 802.11ax (HEW80) SISO 5210SU/1Refer To Test GraphPass 5775SU/1Refer To Test GraphPass Note: 1) EIRP[dBm]=E[dBuV/m]- 95.2, for d= 3 m; 2) Level[dBm] results have calculated the antenna gain; 3) Antenna gain= U-NII-1: 5150 MHz to 5250 MHz: 2.08 dBi and U-NII-3: 5725 MHz to 5850 MHz: 2.08 dBi Page 110 of 130Report No.: 8427EU012720W-AG 5.2 Test Graph 5.2.1 CSE 802.11a_LCH_5180MHz_Ant1_NTNV 802.11a_HCH_5240MHz_Ant1_NTNV Page 111 of 130Report No.: 8427EU012720W-AG 802.11a_LCH_5745MHz_Ant1_NTNV 802.11a_HCH_5825MHz_Ant1_NTNV Page 112 of 130Report No.: 8427EU012720W-AG 802.11n(HT20)_LCH_5180MHz_Ant1_NTNV 802.11n(HT20)_HCH_5240MHz_Ant1_NTNV Page 113 of 130Report No.: 8427EU012720W-AG 802.11n(HT20)_LCH_5745MHz_Ant1_NTNV 802.11n(HT20)_HCH_5825MHz_Ant1_NTNV Page 114 of 130Report No.: 8427EU012720W-AG 802.11n(HT40)_LCH_5190MHz_Ant1_NTNV 802.11n(HT40)_HCH_5230MHz_Ant1_NTNV Page 115 of 130Report No.: 8427EU012720W-AG 802.11n(HT40)_LCH_5755MHz_Ant1_NTNV 802.11n(HT40)_HCH_5795MHz_Ant1_NTNV Page 116 of 130Report No.: 8427EU012720W-AG 802.11ac(VHT20)_LCH_5180MHz_Ant1_NTNV 802.11ac(VHT20)_HCH_5240MHz_Ant1_NTNV Page 117 of 130Report No.: 8427EU012720W-AG 802.11ac(VHT20)_LCH_5745MHz_Ant1_NTNV 802.11ac(VHT20)_HCH_5825MHz_Ant1_NTNV Page 118 of 130Report No.: 8427EU012720W-AG 802.11ac(VHT40)_LCH_5190MHz_Ant1_NTNV 802.11ac(VHT40)_HCH_5230MHz_Ant1_NTNV Page 119 of 130Report No.: 8427EU012720W-AG 802.11ac(VHT40)_LCH_5755MHz_Ant1_NTNV 802.11ac(VHT40)_HCH_5795MHz_Ant1_NTNV Page 120 of 130Report No.: 8427EU012720W-AG 802.11ac(VHT80)_MCH_5210MHz_Ant1_NTNV 802.11ac(VHT80)_MCH_5210MHz_Ant1_NTNV Page 121 of 130Report No.: 8427EU012720W-AG 802.11ac(VHT80)_MCH_5775MHz_Ant1_NTNV 802.11ac(VHT80)_MCH_5775MHz_Ant1_NTNV Page 122 of 130Report No.: 8427EU012720W-AG 802.11ax(HEW20)_LCH_5180MHz_SU_ / _Ant1_NTNV 802.11ax(HEW20)_HCH_5240MHz_SU_ / _Ant1_NTNV Page 123 of 130Report No.: 8427EU012720W-AG 802.11ax(HEW20)_LCH_5745MHz_SU_ / _Ant1_NTNV 802.11ax(HEW20)_HCH_5825MHz_SU_ / _Ant1_NTNV Page 124 of 130Report No.: 8427EU012720W-AG 802.11ax(HEW40)_LCH_5190MHz_SU_ / _Ant1_NTNV 802.11ax(HEW40)_HCH_5230MHz_SU_ / _Ant1_NTNV Page 125 of 130Report No.: 8427EU012720W-AG 802.11ax(HEW40)_LCH_5755MHz_SU_ / _Ant1_NTNV 802.11ax(HEW40)_HCH_5795MHz_SU_ / _Ant1_NTNV Page 126 of 130Report No.: 8427EU012720W-AG 802.11ax(HEW80)_MCH_5210MHz_SU_ / _Ant1_NTNV 802.11ax(HEW80)_MCH_5210MHz_SU_ / _Ant1_NTNV Page 127 of 130Report No.: 8427EU012720W-AG 802.11ax(HEW80)_MCH_5775MHz_SU_ / _Ant1_NTNV 802.11ax(HEW80)_MCH_5775MHz_SU_ / _Ant1_NTNV Page 128 of 130Report No.: 8427EU012720W-AG 6. Frequency Stability 6.1 Test Result 6.1.1 Ant1 Ant1 Mode TX Type Frequency (MHz) Temperature (°C) Voltage (VAC) Measured Frequency (MHz) Limit (MHz) Verdict Carrier WaveSISO 5180 20 1025179.9535150 to 5250Pass 1205179.9535150 to 5250Pass 1385179.9535150 to 5250Pass -301205179.9535150 to 5250Pass -201205179.9535150 to 5250Pass -101205179.9535150 to 5250Pass 01205179.9535150 to 5250Pass 101205179.9535150 to 5250Pass 301205179.9535150 to 5250Pass 401205179.9535150 to 5250Pass 501205179.9535150 to 5250Pass 5200 20 1025199.9525150 to 5250Pass 1205199.9525150 to 5250Pass 1385199.9525150 to 5250Pass -301205199.9525150 to 5250Pass -201205199.9525150 to 5250Pass -101205199.9525150 to 5250Pass 01205199.9525150 to 5250Pass 101205199.9525150 to 5250Pass 301205199.9525150 to 5250Pass 401205199.9525150 to 5250Pass 501205199.9525150 to 5250Pass 5240 20 1025239.9525150 to 5250Pass 1205239.9525150 to 5250Pass 1385239.9525150 to 5250Pass -301205239.9525150 to 5250Pass -201205239.9525150 to 5250Pass -101205239.9525150 to 5250Pass 01205239.9525150 to 5250Pass 101205239.9525150 to 5250Pass 301205239.9525150 to 5250Pass 401205239.9525150 to 5250Pass 501205239.9525150 to 5250Pass 5745 20 1025744.9485725 to 5850Pass 1205744.9475725 to 5850Pass 1385…

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TRF No.: FCC Part 15 SubpartE (A01) TESTREPORT ReportNo.:8427EU012720W4 Applicant:SHENZHENELECTRONTECHNOLOGYCO.,LTD. Address:Bld.2,YingfengIndustrialZone,TantouCommunity, SonggangStreet,Bao ’an, Shenzhen,China. ProductName:SmartHomeScreen ModelNo.:SMT1569 Trademark:N/A FCC ID:2ABC5-E0126 Test Standard(s) :47 CFRPart 15 SubpartE Test Result:Pass Dateof Receipt:Jan . 27 , 202 6 Test Date:Feb . 24 , 202 6 – Mar . 09 , 202 6 Dateof Issue:Mar . 16 , 202 6 ISSUEDBY: SHENZHENEU TESTINGLABORATORYLIMITED Preparedby:Reviewedand Approvedby: _________________________________________ MikeyZhu / EngineerSallyZhang/ Manager Page 2 of 72 ReportNo.: 8427EU012720W4 TRF No.: FCC Part 15 SubpartE (A0 1) RevisionRecord ReportVersionIssuedDateDescriptionStatus V0Mar . 16 , 202 6OriginalValid Page 3 of 72 ReportNo.: 8427EU012720W4 TRF No.: FCC Part 15 SubpartE (A0 1) Tableof Contents 1COVERPAGE...................................................................................................................................................1 2GENERALINFORMATION.......................................................................................................................5 2.1APPLICANTINFORMATION...................................................................................................................5 2.2MANUFACTURERINFORMATION..........................................................................................................5 2.3FACTORYINFORMATION.....................................................................................................................5 2.4GENERALDESCRIPTIONOFE.U.T......................................................................................................5 2.5TECHNICALINFORMATIONOFE.U.T...................................................................................................6 3TESTSUMMARY.....................................................................................................................................11 3.1TESTSTANDARD..............................................................................................................................11 3.2TESTVERDICT.................................................................................................................................11 3.3TESTLABORATORY..........................................................................................................................12 4TESTCONFIGURATION.........................................................................................................................13 4.1TESTENVIRONMENT.........................................................................................................................13 4.2TESTEQUIPMENT.............................................................................................................................13 4.3DESCRIPTIONOFSUPPORTUNIT......................................................................................................14 4.4TESTMODE.....................................................................................................................................14 4.5DESCRIPTIONOFCALCULATION.......................................................................................................14 4.6MEASUREMENTUNCERTAINTY..........................................................................................................15 4.7DEVIATIONFROMSTANDARDS..........................................................................................................15 4.8ABNORMALITIESFROMSTANDARDCONDITION.................................................................................15 5TESTITEMS............................................................................................................................................16 5.1ANTENNAREQUIREMENT..................................................................................................................16 5.1.1Test Requirement............................................................................................................16 5.1.2AntennaAnti-ReplacementConstruction........................................................................16 5.1.3AntennaGain ...................................................................................................................16 5.2CONDUCTEDEMISSIONATAC POWERLINE.....................................................................................17 5.2.1Test Requirement............................................................................................................17 5.2.2Test SetupDiagram.........................................................................................................17 5.2.3Test Procedure................................................................................................................17 5.2.4Test Data .........................................................................................................................17 5.3EMISSIONBANDWIDTHANDOCCUPIEDBANDWIDTH..........................................................................20 5.3.1Test Requirement............................................................................................................20 5.3.2Test SetupDiagram.........................................................................................................20 5.3.3Test Procedure................................................................................................................21 5.3.4Test Data .........................................................................................................................21 5.4MAXIMUMCONDUCTEDOUTPUTPOWER...........................................................................................22 5.4.1Test Requirement............................................................................................................22 5.4.2Test SetupDiagram.................................................................................…

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深圳市亿圣邦科技有限公司第 1 页 深圳市亿圣邦科技有限公司 样品承认书 SPECIFICATIONFORAPPROVAL 公司名称（客户填写）：深圳亿莱顿科技有限公司 物料代码（客户填写）： 规格型号（客户填写）：SMT156 承认日期（客户填写）： 供应商名称（SLK填写）：深圳市亿圣邦科技有限公司 供应商规格型号（SLK填写）：WIFI:SLK-YLD-2520Z6-L-250I-B Shenzhen Yishengbang Technology Co., Ltd. Room 101, Building C, Shenzhen Qianwan Hard Technology Industrial Park, Bao'an District, Shenzhen 电话：18025305599电话：18666299104 承认签章 供应商承认（SLK填写栏）深圳市亿莱顿科技有限公司 工程师品质结构工程师审核批准 罗涛陈揭兴刘才亮 批准 林美财 盖章签署 日期 2024-3-1 日期 批示：□接受□有条件接受 备注（客户填写）： 深圳市亿圣邦科技有限公司第 2 页 WIFIAntenna(2520Z6) 1.ExplanationofProductnumber: SLK-YLD-2520Z6-L-250I-B 12345 ProductCode: (1)Customer: YLD:亿莱顿 (2)Project: 2520Z6:SK-2520Z6(WIFIantenna) (3)WeldingPosition L:Left (4)CableLength: 250I:250*1.13MM一代端子 (5)CableColor B:Black 2.Features *Stableandreliableinperformances *Compactsize *RoHScompliance 3.Applications *WIFI(802.11a/b/g/n) *Hand-helddeviceswhenWIFI(802.11a/b/g/n)functionsareneede…

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