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2A4WMWZC-W336Wireless Charging

DongGuanShi WeizhiChuang Technology Co., Ltd
Wireless Charging - FCC ID 2A4WMWZC-W336 - DongGuanShi WeizhiChuang Technology Co., Ltd
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Application Details

Equipment Class
DCD - Part 15 Low Power Transmitter Below 1705 kHz
Date of Grant
Mar 22, 2023
Application Purpose
Original Equipment
Date of Application
Mar 22, 2023
Equipment Note
Wireless Charging
Frequency Range
0.32500000 - 0.32700000
Company
DongGuanShi WeizhiChuang Technology Co., Ltd
Country
China

Documents & Files

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Users Manual

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Attestation Statements

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Cover Letter(s)

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External Photos

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ID Label/Location Info

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Internal Photos

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RF Exposure Info

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Test Report

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Test Setup Photos

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Document Text

Text extracted from the exhibit documents filed with the FCC. Open a document above to read the original.

Users Manual

Compatible Device Product Specifications Input:5V/3A 9V/2A AirPods:5W Model:W336 Output: Phone:15W/10W/7.5W/5W iWatch:3W About the FCC: Charging Port Phone Stand 18W AdapterUSB-A to USB-C Charging Cable (1.5m) How to charge for the phone How to use the product (Please read the user manual carefully before using the product) (Model:W336) User Manual Wireless Charger Made in China Watch charging location Headset charging location Cell phone charging location Touch Switch Indicator light 1. The phone will be adsorbed in the wireless charging area, you can see the charging indicator blue light is always on to indicate that the phone is charging normally, full then the green light is always on, charging abnormal then the green light blue light alternately flashing fast 3. Bluetooth headset charging: the Bluetooth headset flat on the wireless charging area (Note: please wear 3mm silicone(protective cover, otherwise it may lead to poor contact can not be charged). 1. Please remove the handset/earbud case before charging. 2. During charging, there is no metal or metal object at the center 6cm of the back of the phone. 3. The charging distance is 2-6mm, please do not wear a protective case that is thicker than 3mm. 4. The lower the temperature, the faster the charging speed. The charging speed in winter is faster than that in summer. 5. Do not use or place the product under high temperature, or expose the product to direct sunlight. 6. Do not immerse the product in water or near an ignition source. 7. Charging will be interrupted when the functional temperature exceeds 104°F to avoid damage to the phone/watch/earbud battery. Reminder 2. Charge the watch: Place the watch in the watch wireless charging area, align the magnet, and the charging indication on the display on the watch lights up to indicates that it is charging. 1. Smartphone For iPhone: iPhone 14,iPhone 14 PIus, iPhone 14 Pro,iPhone 14 Pro Max iPhone 13,iPhone 13 Pro, iPhone 13 Pro Max,Phone 13 mini,iPhone 12, iPhone 12 mini,iPhone 12 Pro,iPhone 12 Pro Max,iPhone 11,iPhone 11 Pro, iPhone 11 Pro Max,iPhone XS,iPhone XS Max,iPhone XR,iPhone XR Max, iPhone 8,iPhone 8 Plus, For Samsung Phone:Samsung Phone Galaxy S22 S22+ S22 Ultra S21/S21 Ultra, S20 5G/S20 Ultra 5G,S10/S10e/S10 5G/S10+,S9/S9+,S8/S8+/S8 Active,S7/ S7 Edge/S7 Active, S6/S6 Edge+/S6 Active, Samsung Note 20/20Ultra 5G, Note10/10+/10e,Note 9, Note 8, Note 7, Note 6, Note 5For Google: Google Pixel 6 Pixel 6 Pro 2. Apple headphones For Apple Headphones: AirPods 1,AirPods 2,AirPods 3,AirPods Pro, 3. Smartwatch For the watch: iWatch 2/3/4/5/6/SE/7

Attestation Statements

C5266091_X24_Ed.1 1/1 “Attestation Statements” TO: Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 The Commission adopted rules that prohibit equipment authorization for “covered” telecommunications equipment and video surveillance equipment produced by entities identified on the Commission’s Covered List 1 , which is periodically updated. See the Covered List for more details. This Attestation Statement is to confirm that we follow the Section 2.911(d)(5)(i)-(ii) Applicant Company name: DongGuan WeizhiChuang Technology Co., Ltd Grantee code: 2A4WM FCC ID: 2A4WMWZC-W336 Contact Name: DongGuan Address: Room 801, Building 5, No.1, Fengjing Road, Daping, Tangxia Town, Dongguan City, Guangdong Province Telephone No: 18926068126 Fax No: Email: [email protected] i. [DongGuan WeizhiChuang Technology 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. The applicant must sign this certification. ii. [DongGuan WeizhiChuang Technology 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. The applicant must sign this certification. Date: 2023.03.03 Applicant’s Name: Guoquan Gan Title: Manager Signature 1 The Commission’s Covered List is published by the Public Safety and Homeland Security Bureau and posted on the Commission’s website. This Covered List, which is periodically updated, identifies particular equipment, produced by particular entities, that constitutes “covered” equipment. https://www.fcc.gov/supplychain/coveredlist

Cover Letter(s)

C5266091_X8_Ed.1 1/1 Letter of Authorization Company: DongGuanShi WeizhiChuang Technology Co., Ltd Address: Room 801, Building 5, No.1, Fengjing Road, Daping, Tangxia Town, Dongguan City, Guangdong Province Product Name: Wireless Charging Model Number: W336 FCC Identifier: 2A4WMWZC-W336 We authorize LGAI Technological Center S.A., Ronda de la Font del Carme, s/n, 08193 Bellaterra, Spain, to act on our behalf on all matters concerning the above named equipment. Any individual within LGAI Technological Center S.A. is authorized to act on our behalf and take action on the application. We declare that authorize LGAI Technological Center S.A., Ronda de la Font del Carme, s/n, 08193 Bellaterra, Spain, is allowed to forward all information related to the approval project to the Federal Communication Commission and to discuss any issues concerning the approval application. Any and all acts carried out by LGAI Technological Center S.A. on our behalf shall have the same effect as acts of our own. Name: Guoquan Gan Date: 2023.03.03 Title: Manager Signature of applicant:

Cover Letter(s)

C5266091_X10_Ed.2 1/1 < DongGuanShi WeizhiChuang Technology Co., Ltd > Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 Date: 2023.03.03 Subject: Request for Confidentiality FCC ID: 2A4WMWZC-W336 To Whom It May Concern, Pursuant to the provisions of Sections 0.457 and 0.459 of Commission's rules (47CFR0.457, 0.459), we are requesting the Commission to withhold the following attachment(s) as confidential document from public disclosure. Exhibits Long-Term Confidentiality Short-Term Confidentiality NOTE 2 ID Label/Location No No Attestation Statement No No External Photos No ☐ Block Diagram ☒ ☐ Schematics ☒ ☐ Test Report No No Test Setup Photos No ☐ User’s Manual ☐ NOTE 1 ☐ Internal Photos ☐ NOTE 1 ☐ Parts List / Tune Up ☐ ☐ RF Exposure Info No No Operational Description ☒ ☐ Cover Letter(s) No No SDR Software / Security Info ☐ No NOTE 1: Long-Term Confidentiality may be permitted under special conditions (See II. LONG-TERM CONFIDENTIALITY, Section 3 of KDB 726920, use last in force) NOTE 2: Short-Term Confidentiality can be requested for a maximum of 180 days from the date of the grant. Above mentioned document contains detailed system and equipment description are considered as proprietary information in operation of the equipment. The public disclosure of above documents might be harmful to our company and would give competitor an unfair advantage in the market. In case of short-term Confidentiality, the applicant requests the exhibits selected above are withheld from public view for a period of ______ days from the date of the Grant of Equipment Authorization and prior to marketing. It is our understanding that all measurement test reports, FCC ID label format and correspondent during certification review process cannot be granted as confidential documents and those information will be available for public review once the grant of equipment authorization is issued. C5266091_X10_Ed.2 1/1 Sincerely, Signature: Name: Guoquan Gan Title: Manager

External Photos

External Photo FCC ID: 2A4WMWZC-W336

Internal Photos

Internal Photo FCC ID: 2A4WMWZC-W336

RF Exposure Info

Page 1 of 13 Address:No.11,WuSongRoad, Tel: 86-769-22607797 DongchengDistrict,Dongguan, Fax: 86-769-22607907 GuangdongProvince,China523117 http://www.cpcteam.com TEST REPORT Report Number. ..................... : 90160-23-72-23-PP002 Date of issue .......................... : 2023-03-09 Tested by (+signature) .......... : Duke Approved by (+signature) .... : Jason Testing Laboratory name ..... : SLG-CPC Testlaboratory Co., Ltd. Address .................................. : No. 11, Wu Song Road, Dongcheng District, Dongguan, Guangdong Province, China 523117 Applicant’s name .................. : DongGuanShi WeizhiChuang Technology Co., Ltd Address .................................. : Room 801, Building 5, No.1, Fengjing Road, Daping, Tangxia Town, Dongguan City, Guangdong Province Manufacturer’s name .......... : DongGuanShi WeizhiChuang Technology Co., Ltd Address .................................. : Room 801, Building 5, No.1, Fengjing Road, Daping, Tangxia Town, Dongguan City, Guangdong Province Factory’s name .................... : DongGuanShi WeizhiChuang Technology Co., Ltd Address .................................. : Room 801, Building 5, No.1, Fengjing Road, Daping, Tangxia Town, Dongguan City, Guangdong Province Standard(s) ............................ : FCC Part 1(1.1310) and Part 2(2.1091) Test item description ............ : Wireless Charging Trade Mark ............................. : N/A Model/Type reference ........... : W336 FCC ID .................................... : 2A4WMWZC-W336 Date of receipt of test item ... : 2023-03-03 Date (s) of performance of test .......................................... : 2023-03-04 to 2023-03-08 Summary of Test Results ..... : Pass The Summary of Test Results based on a technical opinion belongs to the standard(s). General disclaimer: This report shall not be reproduced except in full, without the written approval of SLG-CPC Testlaboratory Co., Ltd. The test results in the report only apply to the tested sample. 90160-23-72-23-PP002 Page 2 of 13 Address:No.11,WuSongRoad, Tel: 86-769-22607797 DongchengDistrict,Dongguan, Fax: 86-769-22607907 GuangdongProvince,China523117 http://www.cpcteam.com TABLE OF CONTENT 1. SUMMARY OF TEST RESULT ........................................................................................................ 4 2. GENERAL INFORMATION ............................................................................................................... 5 2.1. DESCRIPTION OF DEVICE (EUT) ........................................................................................................................... 5 2.2. DESCRIPTION OF TEST MODES ............................................................................................................................ 6 2.3. DESCRIPTION OF SUPPORT DEVICE .................................................................................................................. 6 2.4. DESCRIPTION OF TEST FACILITY ......................................................................................................................... 6 2.5. MEASUREMENT UNCERTAINTY............................................................................................................................. 7 3. MEASURING DEVICE AND TEST EQUIPMENT ......................................................................... 8 3.1. FOR MPE MEASUREMENT ...................................................................................................................................... 8 4. RF EXPOSURE ................................................................................................................................... 9 4.1. MEASURING STANDARD .......................................................................................................................................... 9 4.2. REQUIMENTS .............................................................................................................................................................. 9 4.3. TEST CONFIGURATION .......................................................................................................................................... 10 4.4. BLOCK DIAGRAM OF TEST SETUP ..................................................................................................................... 10 4.5. LIMITS ......................................................................................................................................................................... 11 4.6. MEASURING RESULTS ........................................................................................................................................... 12 90160-23-72-23-PP002 Page 3 of 13 Address:No.11,WuSongRoad, Tel: 86-769-22607797 DongchengDistrict,Dongguan, Fax: 86-769-22607907 GuangdongProvince,China523117 http://www.cpcteam.com Modified Information Report No. Revision Data Summary 90160-23-72-23-PP002 2023-03-09 Original Version 90160-23-72-23-PP002 Page 4 of 13 Address:No.11,WuSongRoad, Tel: 86-769-22607797 DongchengDistrict,Dongguan, Fax: 86-769-22607907 GuangdongProvince,China523117 http://www.cpcteam.com 1. SUMMARY OF TEST RESULT EMISSION Description of Test Item Standard & Limits Results MPE FCC Part 1(1.1310) and Part 2(2.1091) KDB 680106 D01 RF Exposure Wireless Charging App v03r01 Pass Note: N/A is an abbreviation for Not Applicable. 90160-23-72-23-PP002 Page 5 of 13 Address:No.11,WuSongRoad, Tel: 86-769-22607797 DongchengDistrict,Dongguan, Fax: 86-769-22607907 GuangdongProvince,China523117 http://www.cpcteam.com 2. GENERAL INFORMATION 2.1. Description of Device (EUT) Product Name Wireless Charging Trade Name N/A Model Name W336 Series Model / Output Wireless Output 1 UP TO: 3W for Watch Wireless Output 2 UP TO: 15W/10W/7.5W/5W for Cellphone Wireless Output 3 UP TO: 5W for Earbuds Operation frequency 115-205kHz for Cellphone and Earbuds 325-327kHz for Watch Modulation Type MSK Antenna Type Inductive Loop Antenna with 0dBi Power Sup…

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Test Report

Page 1 of 21 Address:No.11,WuSongRoad, Tel: 86-769-22607797 DongchengDistrict,Dongguan, Fax: 86-769-22607907 GuangdongProvince,China523117 http://www.cpcteam.com TEST REPORT Report Number. ........................ : 90160-23-72-23-PP001 Date of issue ............................ : 2023-03-09 Tested by (+signature) ............ : Duke Approved by (+signature) ....... : Jason Testing Laboratory name ........ : SLG-CPC Testlaboratory Co., Ltd. Address .................................... : No. 11, Wu Song Road, Dongcheng District, Dongguan, Guangdong Province, China 523117 Applicant’s name ..................... : DongGuanShi WeizhiChuang Technology Co., Ltd Address .................................... : Room 801, Building 5, No.1, Fengjing Road, Daping, Tangxia Town, Dongguan City, Guangdong Province Manufacturer’s name ............. : DongGuanShi WeizhiChuang Technology Co., Ltd Address .................................... : Room 801, Building 5, No.1, Fengjing Road, Daping, Tangxia Town, Dongguan City, Guangdong Province Factory’s name ....................... : DongGuanShi WeizhiChuang Technology Co., Ltd Address .................................... : Room 801, Building 5, No.1, Fengjing Road, Daping, Tangxia Town, Dongguan City, Guangdong Province Standard(s) ............................... : FCC Rules and Regulations Part 15 Subpart C, Section 209 Test item description ............... : Wireless Charging Trade Mark ................................ : N/A Model/Type reference .............. : W336 FCC ID ....................................... : 2A4WMWZC-W336 Date of receipt of test item ..... : 2023-03-03 Date (s) of performance of test: 2023-03-04 to 2023-03-08 Summary of Test Results ........ : Pass The Summary of Test Results based on a technical opinion belongs to the standard(s). General disclaimer: This report shall not be reproduced except in full, without the written approval of SLG-CPC Testlaboratory Co., Ltd. The test results in the report only apply to the tested sample. 90160-23-72-23-PP001 Page 2 of 21 Address:No.11,WuSongRoad, Tel: 86-769-22607797 DongchengDistrict,Dongguan, Fax: 86-769-22607907 GuangdongProvince,China523117 http://www.cpcteam.com TABLE OF CONTENT TABLE OF CONTENT .............................................................................................................................................. 2 1. SUMMARY OF TEST RESULTS .......................................................................................................................... 4 2. GENERAL INFORMATION ................................................................................................................................... 5 2.1. DESCRIPTION OF DEVICE (EUT)................................................................................................................. 5 2.2. INDEPENDENT OPERATION MODES .......................................................................................................... 6 2.3. DESCRIPTION OF TEST FACILITY ............................................................................................................... 6 2.4. DESCRIPTION OF SUPPORT DEVICE ......................................................................................................... 7 2.5. MEASUREMENT UNCERTAINTY .................................................................................................................. 7 3. MEASURING DEVICE AND TEST EQUIPMENT ................................................................................................ 8 3.1. MEASUREMENT EQUIPMENT USED ........................................................................................................... 8 4. 20DB BANDWIDTH .............................................................................................................................................. 9 4.1. TEST PROCEDURE ....................................................................................................................................... 9 4.2. TEST RESULTS .............................................................................................................................................. 9 5. POWER LINE CONDUCTED EMISSION MEASUREMENT ............................................................................. 11 5.1. BLOCK DIAGRAM OF TEST SETUP ........................................................................................................... 11 5.2. LIMITS ........................................................................................................................................................... 11 5.3. TEST PROCEDURE ..................................................................................................................................... 11 5.4. MEASURING RESULTS ............................................................................................................................... 12 6. RADIATED EMISSION TEST ............................................................................................................................. 13 6.1. MEASUREMENT PROCEDURE .................................................................................................................. 15 6.2. TEST SET-UP (BLOCK DIAGRAM OF CONFIGURATION) ........................................................................ 15 6.3. RADIATED EMISSION LIMIT ....................................................................................................................... 16 6.4. MEASUREMENT RESULT ........................................................................................................................... 17 7. ANTENNA APPLICATION .................................................................................................................................. 17 7.1. ANTENNA REQUIREMENT .......................................................................................................................... 21 7.2. RESULT ....................…

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Test Report

Antenna Specifications 1. Model number: 20.5*42*0.08*105P*10TS*10mm 2. Manufacture: DONGGUAN KIMCHEN INDUSTRY INTL LIMITED 152 Wanchang Road Section, Taigongling Village, Dalingshan Town, Dongguan City 3. Floor plan: unit: MM A B C D E F G H I J 20.5±0.5 42±1 5.0±0.5 43.5±0.5 10±1 3±1 1.0±02 1.25MAX 1.0±0.1 2.8max 4. Product parameters Antenna Gain: 0dBi Line diameter: 0.08*105P Number of turns: 10TS

Test Report

Antenna Specifications 1. Model number: RC- G25-7.7~8.0UH-3300GS-7MM 2. Manufacture: Dongguan Ceris Technology Co., LTD 152 Wanchang Road Section, Taigongling Village, Dalingshan Town, Dongguan City 3. Floor plan: unit: MM 4. Product parameters Antenna Gain: 0dBi Line diameter: 0.08*24P Number of turns: 14

Test Report

Antenna Specifications 1. Model number: 19.5*27.5*42*49*41*50*0.08*105P*9TS*80mm 2. Manufacture: DONGGUAN KIMCHEN INDUSTRY INTL LIMITED 152 Wanchang Road Section, Taigongling Village, Dalingshan Town, Dongguan City 3. Floor plan: unit: MM A B C D E F G H 3±1 8±1 80±2 5+1 1±0.5 84±1 93(Max) 25±0.5 I Z K L N O P Q 40.5± 0.5 1.25(Max) 4.2(Max) 1.0± 0.15 49±1 27.5± 0.5 19.5± 0.5 42±1 R S T U 19.5±0.5 41±1 27.5± 0.5 50±1 Antenna Specifications 4. Product parameters Antenna Gain: 0dBi Line diameter: 0.08*105P Number of turns: 9TS

Test Setup Photos

Setup Photo FCC ID: 2A4WMWZC-W336

Contact Information

Applicant

Guoquan Gan
[email protected]15338010758Fax: 86 769 81813536

Technical Contact

SLG-CPC Testlaboratory Co., Ltd.Jason gao
[email protected]86-769-2260 7797

Dongguan · China

Test Firm

SLG-CPC TEST LABORATORY CO., LTD.Jason Gao
[email protected]86 769 22607797 2333

Technical Specifications

#Rule PartsFrequency RangePower Output
215C0.325 MHz - 0.327 MHz-
Confidentiality
Long Term
Grant Notes
The antenna used with this transmitter must be installed to provide a minimum separation distance of at least 20 cm from all persons and must not be co-located or operating in conjunction with any other antenna or transmitter, except in accordance with FCC multi- transmitter product procedures. End-users must be provided with operating procedures for satisfying RF exposure compliance.

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