2A2OY-Y001SSmart Watch

FCC Statement 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. 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. Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.

YanHe Intelligent Technology(Hangzhou) Co., Ltd Agent Authorization Company: YanHe Intelligent Technology(Hangzhou) Co., Ltd Address: Room 1502, 15 / F, building 8, No.19, Jugong Road, Binjiang District, Hangzhou, Zhejiang, China Product Name: Smart Watch Model Number(s): Y001S Product Description: Smart Watch FCC ID: 2A2OY-Y001S We authorize MiCOM Labs Inc., 575 Boulder Court, Pleasanton, California 94566, USA, to act on our behalf on all matters concerning the certification of above named equipment. We declare that MiCOM Labs Inc. is allowed to forward all information related to the approval and certification of equipment to the regulatory agencies as required and to discuss any issues concerning the approval application. Any and all acts carried out by MiCOM Labs on our behalf shall have the same effect as acts of our own. Signature: Date: 2022-06-15 Name: Yanfei Xie Title: Manager Company: YanHe Intelligent Technology(Hangzhou) Co., Ltd

Yanhe Zhineng Keji Hangzhou Co., Ltd. Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 USA Date: 2022-06-15 Subject; Request for Confidentiality FCC ID: 2A2OY-Y001S To Whom It May Concern, Pursuant to the provisions of the Commission’s rules Title 47 Sections §0.457 and §0.459, we are requesting the Commission to withhold the following attachment(s) as confidential documents from public disclosure indefinitely. 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. Schematic Diagram Block Diagram Parts List Operational Description Tune-up Procedure It is our understanding that all measurement test reports, FCC ID label format and correspondence during the certification review process cannot be granted as confidential documents and this information will be available for public review once the grant of equipment authorization is issued. Sincerely, Signature: Name: Yanfei Xie Title: Manager

Size:7.5*5mm M/N: Y001S FCC ID: 2A2OY-Y001S Label location

BT ANT

Shenzhen DL Testing Technology Co., Ltd. Report No.: DL-20220612001E Test Report Tel: 400-688-3552 Web:www.dl-cert.com Email: [email protected] Page 1 of 30 FCC Part 15C Test Report FCC ID: 2A2OY-Y001S Applicant: Yanhe Zhineng Keji Hangzhou Co., Ltd Address: Room 1502, 15 / F, building 8, No.19, Jugong Road, Binjiang District, Hangzhou, Zhejiang, China Manufacturer: Yanhe Zhineng Keji Hangzhou Co., Ltd Address: Room 1502, 15 / F, building 8, No.19, Jugong Road, Binjiang District, Hangzhou, Zhejiang, China EUT: Smart Watch Trade Mark: YHE Model Number: Y001S Date of Receipt: Jun. 02, 2022 Test Date: Jun. 02, 2022 – Jun. 12, 2022 Date of Report: Jun. 12, 2022 Prepared By: Shenzhen DL Testing Technology Co., Ltd. Address: 101-201, Building C, Shuanghuan, No.8, Baoqing Road, Baolong Industrial Zone, Baolong Street, Longgang District, Shenzhen, Guangdong, China Applicable Standards: FCC PART 15 C 15.249 ANSI C63.10:2013 Test Result: Pass Report Number: DL-20220612001E Prepared (Test Engineer): Pxing Huang Reviewer (Supervisor): Jack Bu Approved (Manager): Jade Yang This test report is based on a single evaluation of one sample of above mentioned products. It is not permitted to be duplicated in extracts without written approval of Shenzhen DL Testing Technology Co., Ltd. Shenzhen DL Testing Technology Co., Ltd. Report No.: DL-20220612001E Test Report Tel: 400-688-3552 Web:www.dl-cert.com Email: [email protected] Page 2 of 30 Table of Contents Page 1 . SUMMARY OF TEST RESULTS 4 1.1 MEASUREMENT UNCERTAINTY 4 2 . GENERAL INFORMATION 5 2.1 GENERAL DESCRIPTION OF EUT 5 2.2 DESCRIPTION OF TEST MODES 6 2.3 BLOCK DIGRAM SHOWING THE CONFIGURATION OF SYSTEM TESTED 6 2.4 DESCRIPTION OF SUPPORT UNITS(CONDUCTED MODE) 7 2.5 TABLE OF PARAMETERS OF TEST SOFTWARE SETTING 7 2.6 EQUIPMENTS LIST FOR ALL TEST ITEMS 8 3 . EMC EMISSION TEST 9 3.1 CONDUCTED EMISSION MEASUREMENT 9 3.1.1 POWER LINE CONDUCTED EMISSION LIMITS 9 3.1.2 TEST PROCEDURE 9 3.1.3 DEVIATION FROM TEST STANDARD 9 3.1.4 TEST SETUP 10 3.1.5 EUT OPERATING CONDITIONS 10 3.1.6 TEST RESULTS 10 3.2 RADIATED EMISSION MEASUREMENT 13 3.2.1 RADIATED EMISSION LIMITS 13 3.2.2 TEST PROCEDURE 14 3.2.3 DEVIATION FROM TEST STANDARD 14 3.2.4 TEST SETUP 14 3.2.5 EUT OPERATING CONDITIONS 15 3.2.6 TEST RESULTS (BETWEEN 9KHZ – 30 MHZ) 16 3.2.7 TEST RESULTS (BETWEEN 30MHZ – 1GHZ) 17 3.2.8 TEST RESULTS (1GHZ~25GHZ) 19 3.3 RADIATED BAND EMISSION MEASUREMENT 20 3.3.1 TEST REQUIREMENT: 20 3.3.2 TEST PROCEDURE 20 3.3.3 DEVIATION FROM TEST STANDARD 20 3.3.4 TEST SETUP 21 3.3.5 EUT OPERATING CONDITIONS 21 4 . BANDWIDTH TEST 23 4.1 APPLIED PROCEDURES / LIMIT 23 4.1.1 TEST PROCEDURE 23 4.1.2 DEVIATION FROM STANDARD 23 4.1.3 TEST SETUP 23 Shenzhen DL Testing Technology Co., Ltd. Report No.: DL-20220612001E Test Report Tel: 400-688-3552 Web:www.dl-cert.com Email: [email protected] Page 3 of 30 Table of Contents Page 4.1.4 EUT OPERATION CONDITIONS 23 4.1.5 TEST RESULTS 24 5 . ANTENNA REQUIREMENT 26 5.1 STANDARD REQUIREMENT 26 5.2 EUT ANTENNA 26 6 . TEST SEUUP PHOTO 27 7 . EUT PHOTO 29 Shenzhen DL Testing Technology Co., Ltd. Report No.: DL-20220612001E Test Report Tel: 400-688-3552 Web:www.dl-cert.com Email: [email protected] Page 4 of 30 1. SUMMARY OF TEST RESULTS Test procedures according to the technical standards: FCC Part15 (15.249) , Subpart C Standard Section Test Item Judgment Remark 15.207 Conducted Emission PASS 15.249(c), 15.209(a) 15.249(a), 15.205(a) Fundamental &Radiated Spurious Emission Measurement PASS 15.205, 15.249(d) Band Edge Emission PASS 15.215(c) 20dB Bandwidth PASS 15.203 Antenna Requirement PASS NOTE: (1)” N/A” denotes test is not applicable in this Test Report 1.1 MEASUREMENT UNCERTAINTY The reported uncertainty of measurement y ± U, where expended uncertainty U is based on a standard uncertainty multiplied by a coverage factor of k=2,providing a level of confidence of approximately 95 %. No. Item Uncertainty 1 Conducted Emission Test ±2.56dB 2 RF power,conducted ±0.42dB 3 Spurious emissions,conducted ±2.76dB 4 All emissions,radiated(<1G) ±3.65dB 5 All emissions,radiated(>1G) ±4.89dB 6 Temperature ±0.5°C 7 Humidity ±2% Shenzhen DL Testing Technology Co., Ltd. Report No.: DL-20220612001E Test Report Tel: 400-688-3552 Web:www.dl-cert.com Email: [email protected] Page 5 of 30 2. GENERAL INFORMATION 2.1 GENERAL DESCRIPTION OF EUT Product Name: Smart Watch Trademark YHE Model No.: Y001S Model Difference N/A Operation Frequency: 2402~2480MHz Channel numbers: 40 Channels Transfer Rate: 1Mbps Channel separation 2MHz Modulation technology: GFSK Antenna Type: Internal Antenna Antenna gain: 0dBi Power supply: DC 3.7V from battery DC 5V from Charger Note: 1.For a more detailed features description, please refer to the manufacturer’s specifications or the User's Manual. 2.The EUT’s all information provided by client. Shenzhen DL Testing Technology Co., Ltd. Report No.: DL-20220612001E Test Report Tel: 400-688-3552 Web:www.dl-cert.com Email: [email protected] Page 6 of 30 3. Channel List Channel Frequency (MHz) Channel Frequency (MHz) Channel Frequency (MHz) 01 2402 11 2422 23 2444 02 2404 12 2424 24 2446 ~ ~ ~ ~ 9 2418 20 2440 39 2478 10 2420 21 2442 40 2480 2.2 DESCRIPTION OF TEST MODES Note: (1) The measurements are performed at the highest, middle, lowest available channels. 2.3 BLOCK DIGRAM SHOWING THE CONFIGURATION OF SYSTEM TESTED Radiated Spurious Emission Test Conducted Spurious Emission Test To investigate the maximum EMI emission characteristics generates from EUT, the test system was pre-scanning tested base on the consideration of following EUT operation mode or test configuration mode which possible have effect on EMI emission level. Each of these EUT operation mode(s) or test configuration mode(s) mentioned above was evaluated respectively. Pretest Mode Description Mode 1 CH01 GFSK Mode 2 CH20 Mode 3 CH40 Mode 4 Link Mode For Conducted & Radiated Emission Final Test Mode Description Mode 1 CH01 GFSK Mode 2 CH20 Mode 3 CH40 Mode 4 Link Mode E…

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Radiated Measurement Photos Conducted Measurement Photos