2AFCB-LY137Wi-Fi Video Doorbell

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. The device can be used in portable exposure condition without restriction.

2020-05-20 Equipment Autorisation Division Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 FCC ID: 2AFCB-LY137 Product Name: Wi-Fi Video Doorbell Request for Confidentiality Pursuant to Sections 0.457 and 0.459 of the commissions rules, we hereby request that the following documents be held confidential: Schematics Long-term confidential Block diagram Long-term confidential Operation description Long-term confidential 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. Signature: Name Wangxing Yu Position Manager Company Name Shenzhen Longzhiyuan Technology Co., Ltd. Address 2F & 5F, Bldg #2, Zhuangbian 2nd Industrial Park, Hezhou Community, Hangcheng, Bao’an, Shenzhen City, China Tel 0755-27948826-830 Fax 0755-27948676 Email [email protected] Shenzhen Longzhiyuan Technology Co., Ltd.

FCC ID: 2AFCB-LY137

Label Size: 1.5x1.0cm FCC ID: 2AFCB-LY137 Shenzhen Longzhiyuan Technology Co., Ltd. Model name: Wi-Fi V ideo Doorbell Model No.: LY-137 Location

FCC ID: 2AFCB-LY137 WiFi antenna 433.92MHz antenna

FCC TEST REPORT FCC ID: 2AFCB-LY137 On Behalf of Shenzhen Longzhiyuan Technology Co., Ltd. Wi-Fi Video Doorbell Model No.: LY-137 Prepared for : Shenzhen Longzhiyuan Technology Co., Ltd. Address : 2F & 5F, Bldg #2, Zhuangbian 2nd Industrial Park, Hezhou Community, Hangcheng, Bao’an, Shenzhen City, 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 : A2004193-C01-R03 Date of Receipt : April 21, 2020 Date of Test : May 5-15, 2020 Date of Report : May 15, 2020 Version Number : V0 Page 2 of 27 Report No.: A2004193-C01-R03 Contents 1. General Information ............................................................................................................... 5 1.1. Description of Device (EUT) ...............................................................................5 1.2. Accessories of Device (EUT)...............................................................................6 1.3. Tested Supporting System Details .......................................................................6 1.4. Test Facility ..........................................................................................................6 2. Summary of test ...................................................................................................................... 7 2.1. Summary of test result .........................................................................................7 2.2. Block Diagram .....................................................................................................7 2.3. Test mode .............................................................................................................8 2.4. Test Conditions .....................................................................................................8 2.5. Measurement Uncertainty (95% confidence levels, k=2) ....................................8 2.6. Test Equipment .....................................................................................................9 3. Radiation Emission ............................................................................................................... 10 3.1. Radiation Emission Limits(15.209&231) ..........................................................10 3.2. Test Setup ...........................................................................................................10 3.3. Test Procedure .................................................................................................... 11 3.4. Test Equipment Setting For emission test. .........................................................12 3.5. Test Condition ....................................................................................................12 3.6. Test Result ..........................................................................................................12 4. POWER LINE CONDUCTED EMISSION ....................................................................... 16 4.1. Conducted Emission Limits (15.209) ................................................................16 4.2. Test Setup ...........................................................................................................16 4.3. Test Procedure ....................................................................................................16 4.4. Test Results ........................................................................................................17 5. Occupied bandwidth ............................................................................................................. 20 5.1. Test limit .............................................................................................................20 5.2. Method of measurement .....................................................................................20 5.3. Test Setup ...........................................................................................................20 5.4. Test Results ........................................................................................................20 6. Transmission time ................................................................................................................. 22 6.1. Test limit .............................................................................................................22 6.2. Method of measurement .....................................................................................22 6.3. Test Setup ...........................................................................................................22 6.4. Test Results ........................................................................................................22 7. Antenna Requirement .......................................................................................................... 24 7.1. Standard Requirement ........................................................................................24 7.2. Antenna Connected Construction ......................................................................24 7.3. Result..................................................................................................................24 8. Test setup photo .................................................................................................................... 25 9. Photos of EUT ....................................................................................................................... 27 Page 3 of 27 Report No.: A2004193-C01-R03 TEST REPORT DECLARATION Applicant : Shenzhen Longzhiyuan Technology Co., Ltd. Address : 2F & 5F, Bldg #2, Zhuangbian 2nd Industrial Park, Hezhou Community, Hangcheng, Bao’an, Shenzhen City, China Manufacturer : Shenzhen Longzhiyuan Technology Co., Ltd. Address : 2F & 5F, Bldg #2, Zhuangbian 2nd Industrial Park, Hezhou Community, Hangcheng, Bao’an, Shenzhen City, China EUT Des…

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FCC ID: 2AFCB-LY137 Photos of Radiated emission Photos of Radiated emission Photos of Power Line Conducted Emission Test