2AZKV-7024AGVideo door phone

FCC warning statements: 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 protection against 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 television reception, which can be determined by turning the equipment off and on, the 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. • Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. • Consult the dealer or an experienced radio/TV technician for help. Caution: Any changes or modifications to this device not explicitly approved by manufacturer could void your authority to operate this equipment. This device complies with part 15 of the FCC Rules. Operation is subject to the following 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. The device has been evaluated to meet general RF exposure requirement This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. This equipment should be installed and operated with minimum distance 20cm between the radiator & your body.

Shenzhen Xinsilu Smart Home Co., Ltd. Covered Equipment Certification Attestation Letter 8/21/2024 Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 FCC ID: 2AZKV-7024AG Shenzhen Xinsilu Smart Home Co., Ltd. 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 Xinsilu Smart Home Co., Ltd. certifies that, as of the date of the filing of the application, the applicant is not identified on the Covered List as an entity producing “covered” equipment. Signed: Printed name: Liangrong wan Title: engineer Company Name: Shenzhen Xinsilu Smart Home Co., Ltd. Date: 8/21/2024

Shenzhe 5 floor No Shenzhe China Date: Au Federal C Authoriza 7435 Oa Columbi a FCC ID: FRN: 00 3 US Shenzhe FCC US Shenzh e United St marketing Commiss later. FCC US the desi g Xinsilu S Designa t Company FRN: 003 Address: Contact P Phone: 7 Email: Su Sincerely Co mpan y Ltd. Compan y Signature en Xinsilu Sm o.18 Langko en gust 16, 20 2 Communicat ation and Ev kland Mills R a, MD 21046 2AZKV-702 30798425 S Agen en Xinsilu Sm Agent, LLC en Xinsilu Sm tates for no l g and import sion-related a Agent, LLC, gnated agent mart Home C ted Agent In y Name: FCC 33402884 3722 Illinoi s Person: Tim 708-571-3148 upport@FCC y, y: Shenzhen y Represent e: mart Home C ou Industrial 24 tions Comm valuation Div Road 6 4AG t – Atte mart Home C to accept se mart Home C less than one tation of the administrativ accepts as t for the purp Co., Ltd. for nformation: C US Agent, s Avenue, Sa Payne 8 CUSAgent.co n Xinsilu Sma ative: Liangr Co., Ltd. Park Lang k mission vision station Co., Ltd.certif ervice of proc Co., Ltd., acce e year after applicable e ve or judicial of the date o pose of acce FCC ID: 2A Z : , LLC aint Charles, om art Home Co rong wan kou Commun Statem fies, that as o cess on our b epts to main either the gr equipment wi proceeding of the filing o pting service ZKV-7024AG , IL, 60174, U o., Designat Designat Signature nity Dalangs ment / Pa of August 16 behalf for FC ntain an agen rantee has pe ithin the U.S involving the of this applica e of process G. USA ted Agent: F ted Agent Re e: street,Longhu art 2.91 6, 2024, we h CC ID: 2AZK nt of service ermanently t S., or the con e equipment ation, the ob on behalf o f CC US Agen epresentativ ua District 1(d)(7) have designa KV-7024AG. of process i n terminated a clusion of an t, whichever ligation of b e f Shenzhen nt, LLC e: Tim Payn ated n the all ny is eing e

Differences Description We Shenzhen Xinsilu Smart Home Co., Ltd. state: Product name: Video door phone Model: AHD7024AG, AHD7023A, AHD7024MT There is no difference except the region where it is sold and the color of the shell. All models of all models of PCB design, software, electric circuit, radio frequency characteristics are consistent 2024-8-16 Name Liangrong wan Position engineer Company Name Shenzhen Xinsilu Smart Home Co., Ltd. Address 5 floor No.18 Langkou Industrial Park Langkou Community Dalang street,Longhua District, Shenzhen, China Tel 075583977923 Fax 075583977923 Email [email protected] (Signature)

Shenzhen Xinsilu Smart Home Co., Ltd. August 16, 2024 Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: CONFIDENTIALITY REQUEST FOR Video door phone/AHD7024AG, AHD7023A, AHD7024MT/FCCID: 2AZKV-7024AG To Whom It May Concern: This letter serves as an official request for confidentiality under sections 0.457 and 0.459 of CFR 47. We have requested that the Schematics, Block diagram, Operation description required to be submitted with this application be permanently withheld from public review. These documents contain detailed system and equipment descriptions and are considered as proprietary information in operation of the equipment. The public disclosure of these documents might be harmful to our company and would give competitors an unfair advantage in the market. Please contact me if there is any information you may need. Sincerely, Signature: Name Liangrong wan Position engineer Company Name Shenzhen Xinsilu Smart Home Co., Ltd. Address 5 floor No.18 Langkou Industrial Park Langkou Community Dalang street,Longhua District, Shenzhen, China Tel 075583977923 Fax 075583977923 Email [email protected]

Shenzhen Xinsilu Smart Home Co., Ltd. August 16, 2024 Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: LETTER OF AGENT AUTHORIZATION To Whom It May Concern: We, the undersigned, hereby authorize Shenzhen Alpha Product Testing Co., Ltd. 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). This agreement expires one year from the current date. Sincerely, Signature: Name Liangrong wan Position engineer Company Name Shenzhen Xinsilu Smart Home Co., Ltd. Address 5 floor No.18 Langkou Industrial Park Langkou Community Dalang street,Longhua District, Shenzhen, China Tel 075583977923 Fax 075583977923 Email [email protected]

FCCID: 2AZKV-7024AG FCCID: 2AZKV-7024AG FCCID: 2AZKV-7024AG FCCID: 2AZKV-7024AG FCCID: 2AZKV-7024AG FCCID: 2AZKV-7024AG

4.5cm 2.5cm Label Location FCC ID: 2AZKV-7024AG Shenzhen Xinsilu Smart Home Co., Ltd. Product name: Video door phone Model No.: AHD7024AG, AHD7023A, AHD7024MT This device complies with Part 15 of the FCC Rules. Operation is subject to the following 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.

FCCID: 2AZKV-7024AG FCCID: 2AZKV-7024AG FCCID: 2AZKV-7024AG FCCID: 2AZKV-7024AG FCCID: 2AZKV-7024AG ANT FCCID: 2AZKV-7024AG

FCC ID: 2AZKV-7024AG Prediction of MPE at a given distance 1. Limits 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 1.1307(b) 2. Test Procedure Equation from page 18 of OET Bulletin 65, Edition 97-01 Where: S = power density P = power input to the antenna G = numeric gain of the antenna in the direction of interest relative to an isotropic radiator R = distance to the centre of radiation of the antenna FCC ID: 2AZKV-7024AG 3. Result Worse case is as below: Mode Frequency (MHz) Prediction distance (cm) RF output power MPE (mW/cm 2 ) Limit (mW/cm 2 ) SAR Test Exclusion dBm mW 2.4G 2437 20 13.291 21.3354 0.00573 1 Yes 2.4G Antenna Gain: 1.3dBi, 1.35(numeric) Meet MPE requirements, then SAR evaluation is not required.

ALPHA's reports is using a digital certificate that is trusted on Adobe's official server. If there is no digital certificate or the digital certificate shows damaged in your report. Please do not accept the report. E-mail: [email protected] Tel: 4008300895 Website: http://www.a-lab.cn/certificate FCC TEST REPORT FCC ID: 2AZKV-7024AG On Behalf of Shenzhen Xinsilu Smart Home Co., Ltd. Video door phone Model No.: AHD7024AG, AHD7023A, AHD7024MT Prepared for : Shenzhen Xinsilu Smart Home Co., Ltd. Address : 5 floor No.18 Langkou Industrial Park Langkou Community Dalang street, Longhua District, Shenzhen, China Prepared By : Shenzhen Alpha Product Testing Co., Ltd. Address : Building i, No.2, Lixin Road, Fuyong Street, Bao’an District, 518103, Shenzhen, Guangdong, China Report Number : A2407190-C01-R06 Date of Receipt : August 1, 2024 Date of Test : August 1, 2024- August 9, 2024 Date of Report : August 9, 2024 Version Number : V0 Test Result : Pass Page 2 of 67 Report No.: A2407190-C01-R06 TABLE OF CONTENTS Description Page 1. Summary of Standards And Results ----------------------------------------------------------------------------------- 5 1.1. Description of Standards and Results --------------------------------------------------------------------------- 5 2. General Information --------------------------------------------------------------------------------------------------------- 6 2.1. Description of Device (EUT) --------------------------------------------------------------------------------------- 6 2.2. Accessories of Device (EUT) -------------------------------------------------------------------------------------- 7 2.3. Tested Supporting System Details -------------------------------------------------------------------------------- 7 2.4. Block Diagram of connection between EUT and simulators ----------------------------------------------- 7 2.5. Test Mode Description ----------------------------------------------------------------------------------------------- 8 2.6. Test Conditions -------------------------------------------------------------------------------------------------------- 9 2.7. Test Facility ------------------------------------------------------------------------------------------------------------- 9 2.8. Measurement Uncertainty ------------------------------------------------------------------------------------------ 9 2.9. Test Equipment List ------------------------------------------------------------------------------------------------ 10 3. Spurious Emission --------------------------------------------------------------------------------------------------------- 11 3.1. Test Limits ------------------------------------------------------------------------------------------------------------ 11 3.2. Test Procedure ------------------------------------------------------------------------------------------------------ 14 3.3. Test Setup ------------------------------------------------------------------------------------------------------------ 14 3.4. Test Results ---------------------------------------------------------------------------------------------------------- 15 4. Power line Conducted Emission -------------------------------------------------------------------------------------- 28 4.1. Test Limits ------------------------------------------------------------------------------------------------------------ 28 4.2. Test Procedure ------------------------------------------------------------------------------------------------------ 28 4.3. Test Setup ------------------------------------------------------------------------------------------------------------ 28 4.4. Test Results ---------------------------------------------------------------------------------------------------------- 28 5. Conducted Maximum Output Power --------------------------------------------------------------------------------- 31 5.1. Test limits ------------------------------------------------------------------------------------------------------------- 31 5.2. Test Procedure ------------------------------------------------------------------------------------------------------ 31 5.3. Test Setup ------------------------------------------------------------------------------------------------------------ 31 5.4. Test Results ---------------------------------------------------------------------------------------------------------- 31 6. Peak Power Spectral Density ------------------------------------------------------------------------------------------- 32 6.1. Test limits ------------------------------------------------------------------------------------------------------------- 32 6.2. Test Procedure ------------------------------------------------------------------------------------------------------ 32 6.3. Test Setup ------------------------------------------------------------------------------------------------------------ 32 6.4. Test Results ---------------------------------------------------------------------------------------------------------- 33 7. Bandwidth -------------------------------------------------------------------------------------------------------------------- 40 7.1. Test limits ------------------------------------------------------------------------------------------------------------- 40 7.2. Test Procedure ------------------------------------------------------------------------------------------------------ 40 7.3. Test Setup ------------------------------------------------------------------------------------------------------------ 40 7.4. Test Results ---------------------------------------------------------------------------------------------------------- 40 8. Band Edge Check ---------------------------------------------------------------------------------------------------------- 54 8.1. Test limits ------------------------------------------------------------------------------------------------------------- 54 8.2. Test Procedure -----------------…

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Product specification Quick Reference Date All the technical data and information contained herein are subject to change without prior notice Antenna Layout & module on the system board Antenna Gain Gain Table Antenna module on the system board Frequency 2.45GHz*1 Ant. Port Input Pwr. (dBm) 0 Tot. Rad. Pwr. (dBm) -2.3 (Input pwr – loss pwr) Peak EIRP(dBm) 1.3 Directivity (dBi) 1 (all direction antenna) Efficiency (dB) -2.3 (58.5%) Gain (dBi) 1.3 (Peak Gain XY-plane) Maximum Power (dBm) 1.3 (XY-plane) Minimum Power (dBm) -4(XY-plane) Avg. Power (dBm) -0.5(XY-plane) Max/Min Ratio (dB) 5.3(XY-plane) Max/Avg Ratio (dB) 1.8(XY-plane) Min/Avg Ratio (dB) -3.5(XY-plane) Average Gain (dB) -0.5 (Avg Gain XY-plane) Unit in dBi @2.44GHz XY-plane XZ-plane YZ-plane Efficien cy PeakAvg . PeakAvg . PeakAvg . Module Board 1.3 -0.5 1.7 -3.8 1.1 -3.0 58.5% Antenna module on the system board Frequency 2.45GHz*1 Ant. Port Input Pwr. (dBm) 0 Tot. Rad. Pwr. (dBm) -2.3 (Input pwr – loss pwr) Peak EIRP(dBm) 1.3 Directivity (dBi) 1 (all direction antenna) Efficiency (dB) -2.3 (58.5%) Gain (dBi) 1.3 (Peak Gain XY-plane) Maximum Power (dBm) 1.3 (XY-plane) Minimum Power (dBm) -4(XY-plane) Avg. Power (dBm) -0.5(XY-plane) Max/Min Ratio (dB) 5.3(XY-plane) Max/Avg Ratio (dB) 1.8(XY-plane) Min/Avg Ratio (dB) -3.5(XY-plane) Average Gain (dB)-0.5 (Avg Gain XY-plane) Unit in dBi @2.44GHz XY-plane XZ-plane YZ-plane Efficien cy PeakAvgPeakAvgPeakAvg Return Loss The Environment of Antenna Radiation Pattern 3D radiation pattern diagram XY-plane XZ-plane YZ-plane 2.4GWIFI Frequency/MHz Efficiency/dB Efficiency/% 2400 -2.0 50.9 2410 -2.1 53.4 2420 -2.1 53.44 2430 -2.2 56.0 2440 -2.1 53.4 2445 -2.3 58.5 2450 -2.2 56.0 2460 -2.0 50.9 2470 -2.2 56.0 2480 -2.1 53.4 2490 -2.1 53.4 2500 -2.2 56.0

FCCID: 2AZKV-7024AG Radiated Emission FCCID: 2AZKV-7024AG Conducted emission