2A9RM-AC-191Digital Clock

Sincerely, Name/Title： Heshun Hu/PM Company: Centre Way Electronic Factory LTD. Address: 3/block E., XiangJiang Industrial Area, Jiangling Road. Pingshan District Shenzhen China Phone: 13828778390 Fax: N/A E-Mail: [email protected]

FCC ID: 2A9RM-AC-191 External Photos of the EUT Photo 1 Photo 2 Photo 3 FCC ID: 2A9RM-AC-191 Photo 4 Photo 5 Photo 6 FCC ID: 2A9RM-AC-191 Photo 7

Label and Location Size: L: 4.0cm*W: 3.0cm Label and Location Digital Clock Model No.: AC-191 FCC ID : 2A9RM-AC-191 Caution : 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.

FCC ID: 2A9RM-AC-191 Internal Photos of the EUT Photo 1 Photo 2 Photo 3 FCC ID: 2A9RM-AC-191 Photo 4 Photo 5 Photo 6 FCC ID: 2A9RM-AC-191 Photo 7 Photo 8 Photo 9 FCC ID: 2A9RM-AC-191 Photo 10 Photo 11 Photo 12 FCC ID: 2A9RM-AC-191 Photo 13

Shenzhen CTA Testing Technology Co., Ltd. Room 106, Building 1, Yibaolai Industrial Park, Qiaotou Community, Fuhai Street, Bao’an District, Shenzhen, China Shenzhen CTA Testing Technology Co., Ltd. Room 106, Building 1, Yibaolai Industrial Park, Qiaotou Community, Fuhai Street, Bao’an District, Shenzhen, China Tel:+86-755 2322 5875 E-mail:[email protected] Web:http://www.cta-test.cn TEST REPORT 47 CFR FCC Part 15 Subpart B (Class B) Radio Frequency Devices – Unintentional Radiators – Limits and methods of measurement ANSI C63.4: 2014 American National Standard for Methods of Measurement of Radio-Noise Emissions from Low-Voltage Electrical and Electronic Equipment in the Range of 9 kHz to 40 GHz Report Reference No. ..................... : FCC ID. ............................................ : CTA22121500501 2A9RM-AC-191 Compiled by ( position+printed name+signature) .. : File administrators Zoey Cao Supervised by ( position+printed name+signature) .. : Project Engineer Amy Wen Approved by ( position+printed name+signature) .. : RF Manager Eric Wang Date of issue ..................................... : Dec. 21, 2022 Testing Laboratory Name .............. : Shenzhen CTA Testing Technology Co., Ltd. Address ............................................ : Room 106, Building 1, Yibaolai Industrial Park, Qiaotou Community, Fuhai Street, Bao‘an District, Shenzhen, China Applicant’s name ............................ : Centre Way Electronic Factory LTD. Address ............................................ : 3/block E., XiangJiang Industrial Area, Jiangling Road. Pingshan District, Shenzhen, China Test specification ...........................: Standard ........................................... : 47 CFR FCC Part 15 Subpart B (Class B) ANSI C63.4: 2014 Shenzhen CTA Testing Technology Co., Ltd. All rights reserved. This publication may be reproduced in whole or in part for non-commercial purposes as long as the Shenzhen CTA Testing Technology Co., Ltd. is acknowledged as copyright owner and source of the material. Shenzhen CTA Testing Technology Co., Ltd. takes no responsibility for and will not assume liability for damages resulting from the reader's interpretation of the reproduced material due to its placement and context. Equipment description...................: Digital Clock Trade Mark ....................................... : N/A Manufacturer .................................... : Centre Way Electronic Factory LTD. Model/Type reference....................... : AC-191 List Model ......................................... : AC191-W, AC191-R, AC191-B, AC -191G Ratings ............................................. : DC 3.0V From Battery and DC 9.0V From external circuit Result................................................ : PASS Report No.: CTA22121500501 Page 2 of 22 Shenzhen CTA Testing Technology Co., Ltd. Room 106, Building 1, Yibaolai Industrial Park, Qiaotou Community, Fuhai Street, Bao’an District, Shenzhen, China Tel:+86-755 2322 5875 E-mail:[email protected] Web:http://www.cta-test.cn T E S T R E P O R T Equipment under Test : Digital Clock Model /Type : AC-191 Listed Models : AC191-W, AC191-R, AC191-B, AC -191G Applicant : Centre Way Electronic Factory LTD. Address : 3/block E., XiangJiang Industrial Area, Jiangling Road. Pingshan District, Shenzhen, China Manufacturer : Centre Way Electronic Factory LTD. Address : 3/block E., XiangJiang Industrial Area, Jiangling Road. Pingshan District, Shenzhen, China Test Result: PASS The test report merely corresponds to the test sample. It is not permitted to copy extracts of these test result without the written permission of the test laboratory. Report No.: CTA22121500501 Page 3 of 22 Shenzhen CTA Testing Technology Co., Ltd. Room 106, Building 1, Yibaolai Industrial Park, Qiaotou Community, Fuhai Street, Bao’an District, Shenzhen, China Tel:+86-755 2322 5875 E-mail:[email protected] Web:http://www.cta-test.cn Contents 1. T E S T S T A N D A R D S ................................................................. 4 2. S U M M A R Y ............................................................................ 5 2.1. General Remarks 5 2.2. Product Description 5 2.3. EUT operation mode 5 2.4. EUT configuration 5 2.5. Modifications 5 3. T E S T E N V I R O N M E N T .............................................................. 6 3.1. Address of the test laboratory 6 3.2. Test Facility 6 3.3. Environmental conditions 6 3.4. Test Description 6 3.5. Statement of the measurement uncertainty 6 3.6. Equipments Used during the Test 7 4. T E S T C O N D I T I O N S A N D R E S U L T S ............................................. 9 4.1. EMISSION 9 4.1.1. LIMITS OF DISTURBANCE (CLASS B) ........................................................................ 9 4.1.2. TEST CONFIGURATION ............................................................................................... 9 4.1.3. TEST PROCEDURE ...................................................................................................... 9 4.1.4. TEST RESULTS ........................................................................................................... 10 4.2. Conducted Emission 12 4.2.1. LIMITS OF DISTURBANCE (CLASS B) ...................................................................... 12 4.2.2. TEST CONFIGURATION ............................................................................................. 12 4.2.3. TEST PROCEDURE .................................................................................................... 12 4.2.4. TEST RESULTS ........................................................................................................... 12 5. T E S T S E T-UP P H O T O S O F T H E E U T ........................................ 15 6. E X T E R N A L A N D I N T E R N AL P H O T O S O F T H E E U T ...................... 16 Report No.: CTA22121500501 Page 4 of 22 Shenzhen CTA Testing Technology Co., Ltd. Room 106, Building 1, Yibaolai Industrial Park, Qiaotou …

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FCC ID: 2A9RM-AC-191 Test Setup Photos of the EUT Radiated Emission Conducted Disturbance