2AZV2-WC2021001Wireless Charger

5/28/2021 Equipment Autorisation Division Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 FCC ID: 2AZV2-WC2021001 Product Name: Wireless Charger 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 Christina Mendez Position CEO Company Name Spectralla Inc. Address 8316 Devenir Ave. , Downey, CA 90242 USA Tel (310) 429-6745 Fax (310) 429-6745 Email [email protected] Spectralla Inc.

Differences Description We Spectralla Inc. state: Product name: Wireless Charger Model: 2AZV2-WC2021001, ZXT-W10C, ZXT-WC001, ZXT-WC002, ZXT-WC003 All model’s the function, software and electric circuit are the same, except the model numbers and appearance color difference.

FCC ID: 2AZV2-WC2021001 FCC ID: 2AZV2-WC2021001 FCC ID: 2AZV2-WC2021001 FCC ID: 2AZV2-WC2021001 FCC ID: 2AZV2-WC2021001

4.5cm 2.5cm 4.5cm 2.5cm 4.5cm 2.5cm 4.5cm 2.5cm FCC ID: 2AZV2-WC2021001 Spectralla Inc. Product name: Wireless Charger Model No.: 2AZV2-WC2021001 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: 2AZV2-WC2021001 Spectralla Inc. Product name: Wireless Charger Model No.: ZXT-W10C 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: 2AZV2-WC2021001 Spectralla Inc. Product name: Wireless Charger Model No.: ZXT-WC001 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: 2AZV2-WC2021001 Spectralla Inc. Product name: Wireless Charger Model No.: ZXT-WC002 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. 4.5cm 2.5cm Label Location FCC ID: 2AZV2-WC2021001 Spectralla Inc. Product name: Wireless Charger Model No.: ZXT-WC003 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: 2AZV2-WC2021001 ANT FCC ID: 2AZV2-WC2021001

FCC TEST REPORT FCC ID: 2AZV2-WC2021001 On Behalf of Spectralla Inc. Wireless Charger Model No.: 2AZV2-WC2021001, ZXT-W10C, ZXT-WC001, ZXT-WC002, ZXT-WC003 Prepared for : Spectralla Inc. Address : 8316 Devenir Ave., Downey, CA 90242 USA 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 : A2105169-C01-R02 Date of Receipt : May 20, 2021 Date of Test : May 20, 2021– May 27, 2021 Date of Report : May 27, 2021 Version Number : V0 Page 2 of 15 Report No.: A2105169-C01-R02 TABLE OF CONTENTS 1. Test Result Summary .............................................................................. 5 2. EUT Description ....................................................................................... 6 2.1. Description of Device (EUT) ............................................................................................................. 6 2.2. Accessories of Device (EUT) ........................................................................................................... 8 2.3. Tested Supporting System Details .................................................................................................. 8 2.4. Block Diagram of Connection between EUT and Simulators ....................................................... 8 2.5. Description of Test Modes ............................................................................................................... 8 2.6. Test Conditions ................................................................................................................................. 8 2.7. Test Facility ........................................................................................................................................ 9 2.8. Measurement Uncertainty ................................................................................................................ 9 3. Test Results and Measurement Data ................................................... 10 3.1. RF Exposure Test ............................................................................................................................ 10 4. Photos of test setup .............................................................................. 13 5. Photographs of EUT .............................................................................. 15 Page 3 of 15 Report No.: A2105169-C01-R02 TEST REPORT DECLARATION Applicant : Spectralla Inc. Address : 8316 Devenir Ave., Downey, CA 90242 USA Manufacturer : Shenzhen ZhongXinTong Technology Co., Ltd Address : 7C, Building B5-1-A, ZhiZao Innovation Park, Junfeng Zhongcheng, HePing Community, Fuhai Street Bao’an District, Shenzhen, China EUT Description : Wireless Charger (A) Model No. : 2AZV2-WC2021001, ZXT-W10C, ZXT-WC001, ZXT-WC002, ZXT-WC003 (B) Trademark : N/A Measurement Standard Used: FCC CFR Title 47 Part 15 Subpart C FCC KDB 680106 D01 RF Exposure Wireless Charging Apps v03r01 The device described above is tested by Shenzhen Alpha Product Testing Co., Ltd. to determine the maximum emission levels emanating from the device and the severe levels of the device can endure and its performance criterion. The test results are contained in this test report and Shenzhen Alpha Product Testing Co., Ltd. is assumed full responsibility for the accuracy and completeness test. Also, this report shows that the EUT is technically compliant with the KDB 680106 D01 requirements. This report applies to above tested sample only. This report shall not be reproduced in parts without written approval of Shenzhen Alpha Product Testing Co., Ltd. Tested by (name + signature).............: Lucas Pang Project Engineer Approved by (name + signature).......: Simple Guan Project Manager Date of issue...... .......................: May 27, 2021 Page 4 of 15 Report No.: A2105169-C01-R02 Revision History Revision Issue Date Revisions Revised By V0 May 27, 2021 Initial released Issue Lucas Pang Page 5 of 15 Report No.: A2105169-C01-R02 1. Test Result Summary Requirement CFR 47 Section Result RF EXPOSURE §1.1307(b)(1) & KDB680106 PASS Note: 1. PASS: Test item meets the requirement. 2. Fail: Test item does not meet the requirement. 3. N/A: Test case does not apply to the test object. 4. The test result judgment is decided by the limit of test standard. Page 6 of 15 Report No.: A2105169-C01-R02 2. EUT Description 2.1. Description of Device (EUT) EUT Name : Wireless Charger Model No. : 2AZV2-WC2021001, ZXT-W10C, ZXT-WC001, ZXT-WC002, ZXT-WC003 DIFF. : N/A Trademark : N/A Power supply : Input : 5V /2A, 9V /2A Output : 5W/7.5W/10W Operation frequency : 125~205KHz Modulation : MSK Antenna Type : Coil Antenna, Maximum Gain is 0dBi (This value is supplied by applicant). Intend use environment : Residential, commercial and light industrial environment Page 7 of 15 Report No.: A2105169-C01-R02 Conditions requirement Answers Power transfer frequency is less than 1 MHz. After measuring the product the transfer frequency is 0.125-0.205MHz Output power from each primary coil is less than or equal to 15 watts. After measuring the product the each primary coil power is 10 watts The system may consist of more than one source primary coils, charging one or more clients. If more than one primary coils present, the coil pairs may be powered on at the same time. The transfer system includes only single primary. Client device is placed directly in contact with the transmitter. Client device is placed directly in contact with the transmitter. Mobile exposure conditions only (portable exposure conditions are not covered by this exclusion). Mobile exposure conditions only. 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. After measuring the product the Max H-field Strength is 0.648A/m Far less than 50% of the MPE limit. P…

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FCC TEST REPORT FCC ID: 2AZV2-WC2021001 On Behalf of Spectralla Inc. Wireless Charger Model No.: 2AZV2-WC2021001, ZXT-W10C, ZXT-WC001, ZXT-WC002, ZXT-WC003 Prepared for : Spectralla Inc. Address : 8316 Devenir Ave., Downey, CA 90242 USA 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 : A2105169-C01-R01 Date of Receipt : May 20, 2021 Date of Test : May 20, 2021– May 27, 2021 Date of Report : May 27, 2021 Version Number : V0 Page 2 of 30 Report No.: A2105169-C01-R01 TABLE OF CONTENTS 1. Test Result Summary .............................................................................. 5 2. General Information ................................................................................. 6 2.1. Description of Device (EUT) ............................................................................................................. 6 2.2. Accessories of Device (EUT) ........................................................................................................... 7 2.3. Tested Supporting System Details .................................................................................................. 7 2.4. Block Diagram of Connection between EUT and Simulators ....................................................... 7 2.5. Description of Test Modes ............................................................................................................... 7 2.6. Test Conditions ................................................................................................................................. 7 2.7. Test Facility ........................................................................................................................................ 8 2.8. Measurement Uncertainty ................................................................................................................ 8 2.9. Test Equipment List .......................................................................................................................... 9 3. Test Results and Measurement Data ................................................... 10 3.1. Conducted Emission ....................................................................................................................... 10 3.2. Radiated Spurious Emission Measurement ................................................................................. 13 3.3. Test Specification ............................................................................................................................ 20 4. Photos of Test Setup ............................................................................. 22 5. Photographs of EUT .............................................................................. 24 Page 3 of 30 Report No.: A2105169-C01-R01 TEST REPORT DECLARATION Applicant : Spectralla Inc. Address : 8316 Devenir Ave., Downey, CA 90242 USA Manufacturer : Shenzhen ZhongXinTong Technology Co., Ltd Address : 7C, Building B5-1-A, ZhiZao Innovation Park, Junfeng Zhongcheng, HePing Community, Fuhai Street Bao’an District, Shenzhen, China EUT Description : Wireless Charger (A) Model No. : 2AZV2-WC2021001, ZXT-W10C, ZXT-WC001, ZXT-WC002, ZXT-WC003 (B) Trademark : N/A Measurement Standard Used: FCC CFR Title 47 Part 15 Subpart C Section 15.209 The device described above is tested by Shenzhen Alpha Product Testing Co., Ltd. to determine the maximum emission levels emanating from the device and the severe levels of the device can endure and its performance criterion. The test results are contained in this test report and Shenzhen Alpha Product Testing Co., Ltd. is assumed full responsibility for the accuracy and completeness of test. Also, this report shows that the EUT is technically compliant with the FCC CFR Title 47 Part 15 Subpart C Section 15.209 requirements. This report applies to above tested sample only. This report shall not be reproduced in parts without written approval of Shenzhen Alpha Product Testing Co., Ltd. Tested by (name + signature).............: Lucas Pang Project Engineer Approved by (name + signature).......: Simple Guan Project Manager Date of issue...... .......................: May 27, 2021 Page 4 of 30 Report No.: A2105169-C01-R01 Revision History Revision Issue Date Revisions Revised By V0 May 27, 2021 Initial released Issue Lucas Pang Page 5 of 30 Report No.: A2105169-C01-R01 1. Test Result Summary Requirement CFR 47 Section Result Antenna requirement §15.203 PASS AC Power Line Conducted Emission §15.207 PASS Spurious Emission §15.209(a)(f) PASS Occupied Bandwidth §15.215 (c) PASS Note: 1. PASS: Test item meets the requirement. 2. Fail: Test item does not meet the requirement. 3. N/A: Test case does not apply to the test object. 4. The test result judgment is decided by the limit of test standard. Page 6 of 30 Report No.: A2105169-C01-R01 2. General Information 2.1. Description of Device (EUT) EUT Name : Wireless Charger Model No. : 2AZV2-WC2021001, ZXT-W10C, ZXT-WC001, ZXT-WC002, ZXT-WC003 DIFF. : N/A Trademark : N/A Power supply : Input : 5V /2A, 9V /2A Output : 5W/7.5W/10W Operation frequency : 125~205KHz Modulation : MSK Antenna Type : Coil Antenna, Maximum Gain is 0dBi (This value is supplied by applicant). Connector cable loss : 0.5dB (This value is supplied by applicant). Intend use environment : Residential, commercial and light industrial environment Page 7 of 30 Report No.: A2105169-C01-R01 2.2. Accessories of Device (EUT) Accessories1 : / Manufacturer : / Model : / Ratings : / 2.3. Tested Supporting System Details No. Description Manufacturer Model Serial Number Certification 1 Wireless load -- -- -- -- 2 AC Adapter Shenzhen Xuan Yang Technology Co., Ltd XY18W-1375-QC3.0 -- -- 2.4. Block Diagram of Connection between EUT and Simulators 2.5. Description of Test Modes Channel Frequency (KHz) 1 157 2.6. Test Conditions Items Required Actual Temperature range: …

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FCC ID: 2AZV2-WC2021001 Radiated Emission FCC ID: 2AZV2-WC2021001 Conducted Emission