2ARK8-MS104WXCDMS104 Dual Coil wireless charging

Wireless Charger Model: MS104WXCD .Input:DC 12V/DC 1.5A .Output:5/7.5/10/15W .Working Distance:3mm .Charigng Efficiency:70% .Standard:QI .Quality:Quality and meet CE/FCC/ROHS .Oparation frequency:115.54kHz-175.48kHz . H-field:-7.2dBμA/m at 10m .Hardware:56021-01-RevA .Software:56021-01-RevA Application Devices Compatible with Peregrine FCC ID：2ARK8-MS104WXCD Manufacturer:Loctek Ergonomic Technology Corp. Address:588 Qihang South Road Binhai Industrial Zone Yinzhou District Ningbo, Zhejiang 315145 P.R. China EU importer:XXXXXXXXX Address: connect the SR-4.2 2PIN terminal at the power cord end to the DC input interface of the smart desk, then the smart desk supply DC 12V power to the device, then the device starts to work. FCC Radiation Exposure statement 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 and your body. This transmitter must not be co-located or operating in conjunction with any other antenna or transmitter.

Applicant Declaration Applicant Declaration Rev:0.0 SGS North America Inc. 620 Old Peachtree Road SUITE 100 Suwanee, Georgia 30024 United States Applicant Legal Business Name Loctek Ergonomic Technology Corp Address 588 Qihang South Road, Binhai Industrial Zone Yinzhou District, Ningbo, Zhejiang, China Grantee Code 2ARK8 FCC ID 2ARK8-MS104WXCD Authorized Contact Name Bi Xi Contact Email [email protected] Contact Phone 0574-55225534 I, the undersigned, certify that I am an authorized signatory for the Applicant and therefore declare; a) in accordance with 47CFR2.911(d), all of the statements herein and the exhibits attached hereto are true and correct to the best of my knowledge and belief. b) in accepting a Grant of Equipment Authorization issued by a TCB, under the authority of the FCC, as a result of the representations made in this application, the Applicant is responsible for: (1) labeling the equipment with the exact FCC ID as specified in this application, (2) compliance statement labeling pursuant to the applicable rules, (3) compliance of the equipment with the applicable technical rules, c) if the Applicant is not the actual manufacturer of the equipment, appropriate arrangements have been made with the manufacturer to ensure that production units of this equipment will continue to comply with the FCC’s technical requirements. d) in accordance with 47 CFR 2.909 and KDB394321, the Applicant has read, understood and agrees to accept that they are the responsible party and agree to abide by their responsibilities as specified under 47 CFR 2.909 and KDB394321. e) in accordance with ISO17065, FCC KDB641163, FCC KDB610077, KDB394321 and RSP-100, the Applicant has read, understood, accepts and agrees to abide by the post market surveillance requirements. (1) the Applicant understands, accepts and agrees that a sample may be requested for surveillance testing. (2) the Applicant shall make provisions to always have a production sample available upon request by SGS, FCC and/or ISED. (3) the Applicant shall, upon request by SGS, at the Applicant’s expense, provide a production sample of the requested product to SGS, FCC and/or ISED as instructed. The sample shall include all support devices, cables, software, accessories or other hardware or software required for evaluation, review, certification and audit surveillance of products certified by SGS. f) neither the Applicant nor any party to the application is subject to a denial of Federal benefits, that includes FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. §862 because of a conviction for possession or distribution of a controlled substance. See 47CFR 1.2002(b) for the definition of a “party” for these purposes. g) the Applicant has read, understood, accepts and agrees to abide by the SGS North America, Inc.(TCB) terms and conditions. Link to CFRs: https://www.fcc.gov/wireless/bureau-divisions/technologies-systems-and-innovation-division/rules-regulations-title-47 Link to KDBs: https://apps.fcc.gov/oetcf/kdb/index.cfm Link to RSP-100: https://www.ic.gc.ca/eic/site/smt-gst.nsf/eng/sf01130.html Applicant Signature: Date:2021.1.12 Print Name: Bi Xi Title: Hardware engineer assistant *NOTE: This declaration cannot be signed by an Agent, it shall be signed by an authorized person listed in the FCC database

Loctek Ergonomic Technology Corp Date:2021-1-12 TO: Federal Communication Commission Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MID 21046 Regarding: FCC ID：2ARK8-MS104WXCD To whom it may concern: We, the undersigned, hereby authorize SGS-CSTC Standards Technical Services Co., Ltd. (SGS) Shenzhen Branch and Keny Xu in SGS-CSTC Standards Technical Services Co., Ltd. (SGS) Shenzhen Branch to act on our behalf in all manners relating to application for equipment authorization with respect to the FCC ID above, including signing of all documents relating to these matters. Any and all acts carried out by the agent on our behalf shall have the same effect as acts of our own. We, the undersigned, hereby certify that we are not subject to a denial of federal benefits, that includes FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. 853(a). Where our agent signs the application for certification on our behalf, I acknowledge that all responsibility for complying with the terms and conditions for Certification, as specified by SGS North America, Inc., still resides with Loctek Ergonomic Technology Corp.. This authorization is valid until further written notice from the applicant. Print Name:: Bi Xi Title: Hardware engineer assistant Signature: On behalf of Company: Loctek Ergonomic Technology Corp Telephone: 0574-55225534 E-mail: [email protected]

Loctek Ergonomic Technology Corp TO: Federal Communication Commission Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MID 21046 Regarding: Confidentiality Request regarding application for FCC ID: 2ARK8-MS104WXCD LONG TERM CONFIDENTIALITY Pursuant to 47 CFR Section 0.459 and 0.457 of the commission’s rules, the applicant hereby request confidential treatment of the documents listed below, associated with the certification application referenced above. Schematic(s) Block Diagrams Operational Descriptions The documents above contain proprietary information not released to the public. Public disclosure of this information may prove harmful to the business of the applicant. Sincerely, Print Name:: Bi Xi Title: Hardware engineer assistant Signature: On behalf of Company: Loctek Ergonomic Technology Corp Telephone: 0574-55225534 E-mail: [email protected]

Loctek Ergonomic Technology Corp Cover Letter-Wireless Charger Approval Date: 2021-1-12 Gentlemen: There’s a MS104 Dual Coil wireless charging that would like to have your authorization as an Inductive wireless power transfer applications approval. The specific product as below, MS104 Dual Coil wireless charging, with its designed features and specified description, meets special requirements for KDB 680106 D01 section 5.2 requirements. Company: Loctek Ergonomic Technology Corp Product Name: MS104 Dual Coil wireless charging Model Number: MS104WXCD FCC ID: 2ARK8-MS104WXCD KDB 680106 D01 Section 5.2 Requirements Product Technical Specification Result a) Power transfer frequency is less that 1 MHz 115.54kHz to 175.48kHz Complied b) Output power from each primary coil is less than or equal to 15 watts. 5W, 7,5W, 10W, 15W Complied c) The transfer system includes only single primary and secondary coils. This includes charging systems that may have multiple primary coils and clients that are able to detect and allow coupling only between individual pairs of coils Complied d) Client device is placed directly in contact with the transmitter. Complied e) Mobile exposure conditions only For inductive applications where the primary does not physically attach to the client, and it is intended for desktop use, the desktop guidance in KDB 680106 D01 may be applied Complied f) The aggregate H-field strengths at 15 cm surrounding the device and 20 cm above the top surface from all simultaneous transmitting coils are demonstrated to be less than 50% of the MPE limit. Please refer to RF exposure report Complied Sincerely, Print Name:: Bi Xi Title: Hardware engineer assistant Signature: On behalf of Company: Loctek Ergonomic Technology Corp Telephone: 0574-55225534 E-mail: [email protected]

SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 1 of 4 External Photos for SZEM2011012056CR FCC ID: 2ARK8-MS104WXCD SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 2 of 4 1 EUT Constructional Details SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 3 of 4 SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 4 of 4

SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 1 of 4 Internal Photos for SZEM2011012056CR FCC ID: 2ARK8-MS104WXCD SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 2 of 4 1 EUT Constructional Details SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 3 of 4 SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 4 of 4

SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Report No.: SZEM201101205602 Page: 1 of 8 Keny Xu EMC Laboratory Manager Human Exposure Report Application No.: SZEM2011012056CR Applicant: Loctek Ergonomic Technology Corp. Address of Applicant: 588 Qihang South Road Binhai Industrial Zone Yinzhou District Ningbo, Zhejiang 315145 P.R. China Manufacturer: Loctek Ergonomic Technology Corp. Address of Manufacturer: 588 Qihang South Road Binhai Industrial Zone Yinzhou District Ningbo, Zhejiang 315145 P.R. China Factory: MUV Technology Co., Ltd Address of Factory: Unit 1511, Block A, Baoyuan Huafeng Economic Building, Xixiang Avenue, Bao’an District, Shenzhen, China Equipment Under Test (EUT): EUT Name: MS104 Dual Coil wireless charging Model No.: MS104WXCD FCC ID: 2ARK8-MS104WXCD Standards: 47 CFR PART 1, Subpart I, Section 1.1310 47 CFR PART 2, Subpart J, Section 2.1091 Date of Receipt: 2020-12-01 Date of Test: 2020-12-02 to 2021-01-05 Date of Issue: 2021-01-08 Test Result : Pass* * In the configuration tested, the EUT complied with the standards specified above SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Report No.: SZEM201101205602 Page: 2 of 8 Revision Record Version Chapter Date Modifier Remark 01 2021-01-08 Original Authorized for issue by: Leo Li/Project Engineer Eric Fu/Reviewer SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Report No.: SZEM201101205602 Page: 3 of 8 1 Contents Page 1 COVER PAGE ..................................................................................................................................... 1 1 CONTENTS ......................................................................................................................................... 3 2 GENERAL INFORMATION .................................................................................................................. 4 2.1 DETAILS OF E.U.T. ............................................................................................................................. 4 2.2 DESCRIPTION OF SUPPORT UNITS ........................................................................................................ 4 2.3 TEST LOCATION ................................................................................................................................. 5 2.4 TEST FACILITY ................................................................................................................................... 5 2.5 DEVIATION FROM STANDARDS .............................................................................................................. 5 2.6 ABNORMALITIES FROM STANDARD CONDITIONS ..................................................................................... 5 3 EQUIPMENTS USED DURING TEST .................................................................................................. 6 4 TEST RESULTS .................................................................................................................................. 7 4.1 RF EXPOSURE TEST ........................................................................................................................... 7 4.1.1 E.U.T. Operation ...................................................................................................................... 7 Operating Environment: ........................................................................................................................ 7 EUT Operation: ................................................................................................................................. 7-8 SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Report No.: SZEM201101205602 Page: 4 of 8 2 General Information 2.1 Details of E.U.T. Rated voltage: DC 12V Power adapter: Input: DC 12V Output: 5/7.5/10/15W Antenna type: Loop Antenna Modulation type: Load modulation Operation frequency: 115.54kHz to 175.48kHz Remark: 1) The wireless charger contains two coil antenna, vertical and horizontal. They cannot charge two client devices simultaneously. The client device (e.g. mobile phone) can be placed to the charger in two different polarity for efficiency accordingly. All tests were conducted in two different location and the worst case(vertical) is reported only. 2) Tests were conducted in all load modes and the worst case 15W is reported only. 2.2 Description of Support Units Description Manufacturer Model No. Serial No. DC power supply XANTREX XFR 100-12 REF. No.SEA27A00 Dummy Load Client Supply NuVolta DN3000002 iPhone 8 Apple A1863 REF. No.SEA7600 Mobile Phone SAMSUNG SM-G9500 REF. No.SEA7900 Mobile Phone SAMSUNG SM-G9810 REF. No.SEA16K00 SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Report No.: SZEM201101205602 Page: 5 of 8 2.3 Test Location All tests were performed at: SGS-CSTC Standards Technical Services Co., Ltd., Shenzhen Branch E&E Lab, No. 1 Workshop, M-10, Middle section, Science & Technology Park, Shenzhen, Guangdong,China 518057. Tel: +86 755 2601 2053 Fax: +86 755 2671 0594 No tests were sub-contracted. 2.4 Test Facility The test facility is recognized, certified, or accredited by the following organizations: • A2LA (Certificate No. 3816.01) SGS-CSTC Standards Technical Services Co., Ltd., Shenzhen EMC Laboratory is accredited by the American Association for Laboratory Accreditation(A2LA). Certificate No. 3816.01. • VCCI The 3m Fully-anechoic chamber for above 1GHz, 10m Semi-anechoic chamber for below 1GHz, Shielded Room for Mains Port Conducted Interference Measurement and Telecommunication Port Conducted Interference Measurement of SGS-CSTC Standards Technical Services Co., Ltd. have been registered in accordance with the Regulations for Voluntary Control Measures with Registration No.: G-20026, R-14188, C-12383 and T-11153 respectively. • FCC –Designation Number: CN1178 SGS-CSTC Standards Technical Services Co., Ltd., Shenzhen EMC Laboratory has been recognized as an accredited test…

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SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Report No.: SZEM201101205601 Page: 1 of 24 Keny Xu EMC Laboratory Manager TEST REPORT Application No.: SZEM2011012056CR Applicant: Loctek Ergonomic Technology Corp. Address of Applicant: 588 Qihang South Road Binhai Industrial Zone Yinzhou District Ningbo, Zhejiang 315145 P.R. China Manufacturer: Loctek Ergonomic Technology Corp. Address of Manufacturer: 588 Qihang South Road Binhai Industrial Zone Yinzhou District Ningbo, Zhejiang 315145 P.R. China Factory: MUV Technology Co., Ltd Address of Factory: Unit 1511, Block A, Baoyuan Huafeng Economic Building, Xixiang Avenue, Bao’an District, Shenzhen, China Equipment Under Test (EUT): EUT Name: MS104 Dual Coil wireless charging Model No.: MS104WXCD FCC ID: 2ARK8-MS104WXCD Standard(s) : 47 CFR Part 15, Subpart C Date of Receipt: 2020-12-01 Date of Test: 2020-12-02 to 2021-01-05 Date of Issue: 2021-01-05 Test Result: Pass* * In the configuration tested, the EUT complied with the standards specified above. SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Report No.: SZEM201101205601 Page: 2 of 24 Revision Record Version Chapter Date Modifier Remark 01 2021-01-05 Original Authorized for issue by: Leo Li/Project Engineer Eric Fu/Reviewer SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Report No.: SZEM201101205601 Page: 3 of 24 2 Test Summary Radio Spectrum Technical Requirement Item Standard Method Requirement Result Antenna Requirement 47 CFR Part 15, Subpart C 47 CFR Part 15, Subpart C 15.203 47 CFR Part 15, Subpart C 15.203 Pass Radio Spectrum Matter Part Item Standard Method Requirement Result 20dB Bandwidth 47 CFR Part 15, Subpart C ANSI C63.10 (2013) Section 6.9.2 47 CFR Part 15, Subpart C 15.215 Pass Restricted Bands 47 CFR Part 15, Subpart C ANSI C63.10 (2013) Section 6.10.5 47 CFR Part 15, Subpart C 15.205 Pass Radiated Emissions (9kHz-30MHz) 47 CFR Part 15, Subpart C ANSI C63.10 (2013) Section 6.4 47 CFR Part 15, Subpart C 15.205 & 15.209 Pass Radiated Emissions (30MHz-1GHz) 47 CFR Part 15, Subpart C ANSI C63.10 (2013) Section 6.5 47 CFR Part 15, Subpart C 15.205 & 15.209 Pass SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Report No.: SZEM201101205601 Page: 4 of 24 3 Contents Page 1 COVER PAGE ..................................................................................................................................... 1 2 TEST SUMMARY ................................................................................................................................. 3 3 CONTENTS ......................................................................................................................................... 4 4 GENERAL INFORMATION .................................................................................................................. 5 4.1 DETAILS OF E.U.T. ......................................................................................................................... 5 4.2 DESCRIPTION OF SUPPORT UNITS .................................................................................................... 5 4.3 MEASUREMENT UNCERTAINTY ......................................................................................................... 5 4.4 TEST LOCATION ............................................................................................................................. 6 4.5 TEST FACILITY ............................................................................................................................... 6 4.6 DEVIATION FROM STANDARDS ......................................................................................................... 6 4.7 ABNORMALITIES FROM STANDARD CONDITIONS ................................................................................. 6 5 EQUIPMENT LIST ............................................................................................................................... 7 6 RADIO SPECTRUM TECHNICAL REQUIREMENT ............................................................................. 9 6.1 ANTENNA REQUIREMENT ................................................................................................................. 9 6.1.1 Test Requirement: ................................................................................................................... 9 6.1.2 Conclusion ............................................................................................................................... 9 7 RADIO SPECTRUM MATTER TEST RESULTS .................................................................................10 7.1 20DB BANDWIDTH .........................................................................................................................10 7.1.1 E.U.T. Operation .....................................................................................................................10 7.1.2 Test Mode Description ............................................................................................................10 7.1.3 Test Setup Diagram ................................................................................................................10 7.1.4 Measurement Procedure and Data .........................................................................................11 7.2 RESTRICTED BANDS ......................................................................................................................12 7.2.1 E.U.T. Operation .....................................................................................................................12 7.2.2 Test Mode Description ............................................................................................................12 7.2.3 Test Setup Diagram ................................................................................................................12 7.2.4 Measurement Procedure and Data .............................................…

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SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 1 of 4 RF Exposure Setup Photos for SZEM2011012056CR FCC ID: 2ARK8-MS104WXCD SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 2 of 4 1 Photographs SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 3 of 4 SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 4 of 4