V5PL920PROBEWireless Base

Rev. 1/1/03 PAX Technology Limited Room 2416, 24/F., Sun Hung Kai Centre, 30 Harbour, Hong Kong, China Tel: 86-755-86156663 ; Fax: 86-755-86156663 Date: September 27, 2020 Federal Communications Commission Authorization and Evaluation Division Confidentiality Request regarding application for certification of FCC ID: V5PL920PROBE Pursuant to Sections 0.457 and 0.459 of the Commission’s Rules, we hereby request confidential treatment of information accompanying this application as outlined below: Schematics Block Diagram Parts List Operation Description Tune up Procedure The above materials contain trade secrets and proprietary information not customarily released to the public. The public disclosure of these materials may be harmful to the applicant and provide unjustified benefits to its competitors. The applicant understands that pursuant to Section 0.457 of the Rules, disclosure of this application and all accompanying documentation will not be made before the date of the Grant for this application. Sincerely, ________________________ Contact: Jenna Tan E-mail: [email protected]

PAX Technology Limited Room 2416, 24/F., Sun Hung Kai Centre, 30 Harbour, Hong Kong, China Tel: 86-755-86156663 ; Fax: 86-755-86156663 Date: September 27, 2020 Power of Attorney To whom it may concern, Please be notified that I, Jenna Tan, have designated Jim Tsai in Sporton International Inc. as the person being responsible for this project and to sign the form 731 and other documentation. Any and all acts carried out by Jim Tsai in Sporton International Inc. on the matters of relating to all processes required in the FCC approval and any communication needed with the national authority, shall have the same legal authority as acts on our own behalf. We further certifies that neither the applicant nor any party to this application, as defined in 47 CFR Ch. 1.2002 (b), is subject to a denial to Federal benefits, that include FCC benefits, pursuant to section 5301 of the Anti-Drug Abuse Act of 1998, 21 U.S.C 862. This authorization is limited to the product of as following: FCC ID: V5PL920PROBE If you have any acknowledgement and response, please send it to Sporton International Inc. directly. Should you have any questions or comments regarding this matter, please have my best attention. Sincerely yours, Contact: Jenna Tan E-mail: [email protected]

1/1 PAX Technology Limited Date: September 27, 2020 Federal Communications Commission Authorization and Evaluation Division RE : Certification Application FCC ID : V5PL920PROBE To Whom It May Concern, Pursuant to sections 0.457 and 0.459 of CFR 47, Public Notice DA 04-1705 of the Commission’s policy and to avoid premature release of sensitive information prior to marketing or release of the product to the public, the applicant requests the following documents contained in this certification application be temporarily withheld from public disclosure for an initial period of 180 days:  External Photos  Internal Photos  Test set-up photos  Users Manual The application contains technical information, which PAX Technology Limited deems to be trade secrets and proprietary. If made public, the information might be used to the disadvantage of the applicant in the market place. The Applicant understands that pursuant to Rule 0.457, disclosure of this Application and all accompanying documentation will not be made before the date of the Grant for this application Sincerely, Contact: Jenna Tan E-mail: [email protected]

Photographs of EUT Report No.: EP082507 Brand Name: PAX; Model Name: L920Pro-BE Sporton International (Shenzhen) Inc. Page Number : 1 of 21 TEL : 86-755-8637-9589 Report Issued Date : Nov. 18, 2020 FAX : 86-755-8637-9595 Report Version : Rev. 01 FCC ID : V5PL920PROBE 720510 1. External Photograph of EUT Photographs of EUT Report No.: EP082507 Brand Name: PAX; Model Name: L920Pro-BE Sporton International (Shenzhen) Inc. Page Number : 2 of 21 TEL : 86-755-8637-9589 Report Issued Date : Nov. 18, 2020 FAX : 86-755-8637-9595 Report Version : Rev. 01 FCC ID : V5PL920PROBE Photographs of EUT Report No.: EP082507 Brand Name: PAX; Model Name: L920Pro-BE Sporton International (Shenzhen) Inc. Page Number : 3 of 21 TEL : 86-755-8637-9589 Report Issued Date : Nov. 18, 2020 FAX : 86-755-8637-9595 Report Version : Rev. 01 FCC ID : V5PL920PROBE Photographs of EUT Report No.: EP082507 Brand Name: PAX; Model Name: L920Pro-BE Sporton International (Shenzhen) Inc. Page Number : 4 of 21 TEL : 86-755-8637-9589 Report Issued Date : Nov. 18, 2020 FAX : 86-755-8637-9595 Report Version : Rev. 01 FCC ID : V5PL920PROBE Photographs of EUT Report No.: EP082507 Brand Name: PAX; Model Name: L920Pro-BE Sporton International (Shenzhen) Inc. Page Number : 5 of 21 TEL : 86-755-8637-9589 Report Issued Date : Nov. 18, 2020 FAX : 86-755-8637-9595 Report Version : Rev. 01 FCC ID : V5PL920PROBE Photographs of EUT Report No.: EP082507 Brand Name: PAX; Model Name: L920Pro-BE Sporton International (Shenzhen) Inc. Page Number : 6 of 21 TEL : 86-755-8637-9589 Report Issued Date : Nov. 18, 2020 FAX : 86-755-8637-9595 Report Version : Rev. 01 FCC ID : V5PL920PROBE

Photographs of EUT Report No.: EP082507 Brand Name: PAX; Model Name: L920Pro-BE Sporton International (Shenzhen) Inc. Page Number : 7 of 21 TEL : 86-755-8637-9589 Report Issued Date : Nov. 18, 2020 FAX : 86-755-8637-9595 Report Version : Rev. 01 FCC ID : V5PL920PROBE 2. Internal Photograph of EUT 720510 Photographs of EUT Report No.: EP082507 Brand Name: PAX; Model Name: L920Pro-BE Sporton International (Shenzhen) Inc. Page Number : 8 of 21 TEL : 86-755-8637-9589 Report Issued Date : Nov. 18, 2020 FAX : 86-755-8637-9595 Report Version : Rev. 01 FCC ID : V5PL920PROBE 720510 Photographs of EUT Report No.: EP082507 Brand Name: PAX; Model Name: L920Pro-BE Sporton International (Shenzhen) Inc. Page Number : 9 of 21 TEL : 86-755-8637-9589 Report Issued Date : Nov. 18, 2020 FAX : 86-755-8637-9595 Report Version : Rev. 01 FCC ID : V5PL920PROBE Photographs of EUT Report No.: EP082507 Brand Name: PAX; Model Name: L920Pro-BE Sporton International (Shenzhen) Inc. Page Number : 10 of 21 TEL : 86-755-8637-9589 Report Issued Date : Nov. 18, 2020 FAX : 86-755-8637-9595 Report Version : Rev. 01 FCC ID : V5PL920PROBE Photographs of EUT Report No.: EP082507 Brand Name: PAX; Model Name: L920Pro-BE Sporton International (Shenzhen) Inc. Page Number : 11 of 21 TEL : 86-755-8637-9589 Report Issued Date : Nov. 18, 2020 FAX : 86-755-8637-9595 Report Version : Rev. 01 FCC ID : V5PL920PROBE Photographs of EUT Report No.: EP082507 Brand Name: PAX; Model Name: L920Pro-BE Sporton International (Shenzhen) Inc. Page Number : 12 of 21 TEL : 86-755-8637-9589 Report Issued Date : Nov. 18, 2020 FAX : 86-755-8637-9595 Report Version : Rev. 01 FCC ID : V5PL920PROBE Photographs of EUT Report No.: EP082507 Brand Name: PAX; Model Name: L920Pro-BE Sporton International (Shenzhen) Inc. Page Number : 13 of 21 TEL : 86-755-8637-9589 Report Issued Date : Nov. 18, 2020 FAX : 86-755-8637-9595 Report Version : Rev. 01 FCC ID : V5PL920PROBE Photographs of EUT Report No.: EP082507 Brand Name: PAX; Model Name: L920Pro-BE Sporton International (Shenzhen) Inc. Page Number : 14 of 21 TEL : 86-755-8637-9589 Report Issued Date : Nov. 18, 2020 FAX : 86-755-8637-9595 Report Version : Rev. 01 FCC ID : V5PL920PROBE Photographs of EUT Report No.: EP082507 Brand Name: PAX; Model Name: L920Pro-BE Sporton International (Shenzhen) Inc. Page Number : 15 of 21 TEL : 86-755-8637-9589 Report Issued Date : Nov. 18, 2020 FAX : 86-755-8637-9595 Report Version : Rev. 01 FCC ID : V5PL920PROBE Photographs of EUT Report No.: EP082507 Brand Name: PAX; Model Name: L920Pro-BE Sporton International (Shenzhen) Inc. Page Number : 16 of 21 TEL : 86-755-8637-9589 Report Issued Date : Nov. 18, 2020 FAX : 86-755-8637-9595 Report Version : Rev. 01 FCC ID : V5PL920PROBE Photographs of EUT Report No.: EP082507 Brand Name: PAX; Model Name: L920Pro-BE Sporton International (Shenzhen) Inc. Page Number : 17 of 21 TEL : 86-755-8637-9589 Report Issued Date : Nov. 18, 2020 FAX : 86-755-8637-9595 Report Version : Rev. 01 FCC ID : V5PL920PROBE Photographs of EUT Report No.: EP082507 Brand Name: PAX; Model Name: L920Pro-BE Sporton International (Shenzhen) Inc. Page Number : 18 of 21 TEL : 86-755-8637-9589 Report Issued Date : Nov. 18, 2020 FAX : 86-755-8637-9595 Report Version : Rev. 01 FCC ID : V5PL920PROBE Photographs of EUT Report No.: EP082507 Brand Name: PAX; Model Name: L920Pro-BE Sporton International (Shenzhen) Inc. Page Number : 19 of 21 TEL : 86-755-8637-9589 Report Issued Date : Nov. 18, 2020 FAX : 86-755-8637-9595 Report Version : Rev. 01 FCC ID : V5PL920PROBE Photographs of EUT Report No.: EP082507 Brand Name: PAX; Model Name: L920Pro-BE Sporton International (Shenzhen) Inc. Page Number : 20 of 21 TEL : 86-755-8637-9589 Report Issued Date : Nov. 18, 2020 FAX : 86-755-8637-9595 Report Version : Rev. 01 FCC ID : V5PL920PROBE Photographs of EUT Report No.: EP082507 Brand Name: PAX; Model Name: L920Pro-BE Sporton International (Shenzhen) Inc. Page Number : 21 of 21 TEL : 86-755-8637-9589 Report Issued Date : Nov. 18, 2020 FAX : 86-755-8637-9595 Report Version : Rev. 01 FCC ID : V5PL920PROBE Bluetooth & WLAN 2.4G&5G Antenna<Tx/Rx>

Sporton International (Shenzhen) Inc. Page Number : 1 of 9 TEL : +86-755-86379589 / FAX : +86-755-86379595 Report Issued Date : Nov. 13, 2020 FCC ID : V5PL920PROBE Report Version : Rev. 01 RF Exposure Evaluation Report Report No. : FA082507 RF Exposure Evaluation Report APPLICANT : PAX Technology Limited EQUIPMENT BRAND NAME : : Wireless Base PAX MODEL NAME : L920Pro-BE FCC ID : V5PL920PROBE STANDARD : 47 CFR Part 2.1091 FCC KDB 447498 D01 v06 We, Sporton International (ShenZhen) Inc., would like to declare that the device has been evaluated in accordance with 47 CFR Part 2.1091 and FCC KDB 447498 D01 v06, and pass the limit. Without written approval of Sporton International (ShenZhen) Inc., the test report shall not be reproduced except in full. Reviewed by: Long Liang / Supervisor Approved by: Johnny Chen / Manager Sporton International (ShenZhen) Inc. 1/F, 2/F, Bldg 5, Shiling Industrial Zone, Xinwei Village, Xili, Nanshan, Shenzhen, 518055 People’s Republic of China Sporton International (Shenzhen) Inc. Page Number : 2 of 9 TEL : +86-755-86379589 / FAX : +86-755-86379595 Report Issued Date : Nov. 13, 2020 FCC ID : V5PL920PROBE Report Version : Rev. 01 RF Exposure Evaluation Report Report No. : FA082507 Table of Contents 1. ADMINISTRATION DATA ........................................................................................................................... 4 1.1. Testing Laboratory ............................................................................................................................. 4 2. DESCRIPTION OF EQUIPMENT UNDER TEST (EUT) ............................................................................. 5 3. MAXIMUM RF TUNE UP POWER AMONG PRODUCTION UNITS .......................................................... 6 4. RF EXPOSURE LIMIT INTRODUCTION .................................................................................................... 8 5. RADIO FREQUENCY RADIATION EXPOSURE EVALUATION ............................................................... 9 5.1. Standalone Power Density Calculation ............................................................................................. 9 Sporton International (Shenzhen) Inc. Page Number : 3 of 9 TEL : +86-755-86379589 / FAX : +86-755-86379595 Report Issued Date : Nov. 13, 2020 FCC ID : V5PL920PROBE Report Version : Rev. 01 RF Exposure Evaluation Report Report No. : FA082507 Revision History REPORT NO. VERSION DESCRIPTION ISSUED DATE FA082507 Rev. 01 Initial issue of report Nov. 13, 2020 Sporton International (Shenzhen) Inc. Page Number : 4 of 9 TEL : +86-755-86379589 / FAX : +86-755-86379595 Report Issued Date : Nov. 13, 2020 FCC ID : V5PL920PROBE Report Version : Rev. 01 RF Exposure Evaluation Report Report No. : FA082507 1. Administration Data 1.1. Testing Laboratory Sporton International (Shenzhen) Inc. is accredited to ISO/IEC 17025:2017 by American Association for Laboratory Accreditation with Certificate Number 5145.01. Testing Laboratory Test Firm Sporton International (Shenzhen) Inc. Test Site Location 1/F, 2/F, Bldg 5, Shiling Industrial Zone, Xinwei Village, Xili, Nanshan, Shenzhen, 518055 People’s Republic of China TEL: +86-755-86379589 FAX: +86-755-86379595 Test Site No. FCC Designation No. FCC Test Firm Registration No. CN1256 421272 Applicant Company Name PAX Technology Limited Address Room 2416, 24/F., Sun Hung Kai Centre, 30 Harbour Road, Wanchai, Hong Kong Manufacturer Company Name PAX Computer Technology (Shenzhen) Co., Ltd. Address 4/F, No.3 Building, Software Park, Second Central Science-Tech Road, High-Tech industrial Park, Shenzhen, Guangdong, P.R.C. Sporton International (Shenzhen) Inc. Page Number : 5 of 9 TEL : +86-755-86379589 / FAX : +86-755-86379595 Report Issued Date : Nov. 13, 2020 FCC ID : V5PL920PROBE Report Version : Rev. 01 RF Exposure Evaluation Report Report No. : FA082507 2. Description of Equipment Under Test (EUT) Product Feature & Specification EUT Type Wireless Base Brand Name PAX Model Name L920Pro-BE FCC ID V5PL920PROBE Wireless Technology and Frequency Range WLAN 2.4GHz Band: 2412 MHz ~ 2462 MHz WLAN 5.2GHz Band: 5180 MHz ~ 5240 MHz WLAN 5.3GHz Band: 5260 MHz ~ 5320 MHz WLAN 5.5GHz Band: 5500 MHz ~ 5720 MHz WLAN 5.8GHz Band: 5745 MHz ~ 5825 MHz Bluetooth: 2402 MHz ~ 2480 MHz Mode WLAN 2.4GHz : 802.11b/g/n/ HT20 WLAN 5GHz : 802.11a/n/ac HT20/HT40/VHT20/VHT40/VHT80 Bluetooth BR/EDR/LE Antenna Gain FPC Antenna Bluetooth : 0.6 dBi WLAN 2.4GHz: 0.6 dBi WLAN 5.2GHz: -2.0 dBi WLAN 5.3GHz: -2.0 dBi WLAN 5.5GHz: -0.1 dBi WLAN 5.8GHz: 0.8 dBi HW Version N/A SW Version N/A EUT Stage Production Unit Remark: 1. The above EUT's information was declared by manufacturer. Please refer to the specifications or user's manual for more detailed description. 2. This device does not support voice function. 3. WLAN operation in 5600 MHz ~ 5650 MHz is notched. Comments and Explanations: 1. The declared of product specification for EUT presented in the report are provided by the manufacturer, and the manufacturer takes all the responsibilities for the accuracy of product specification. 2. The maximum RF output tune up power, antenna gain also the safe distance used for evaluate RF exposure were declared by manufacturer. Sporton International (Shenzhen) Inc. Page Number : 6 of 9 TEL : +86-755-86379589 / FAX : +86-755-86379595 Report Issued Date : Nov. 13, 2020 FCC ID : V5PL920PROBE Report Version : Rev. 01 RF Exposure Evaluation Report Report No. : FA082507 3. Maximum RF Tune Up power among production units <Bluetooth> Mode Maximum Average Power (dBm) Bluetooth BR/EDR 6.0 Bluetooth LE 6.0 <WLAN 2.4GHz> Mode Maximum Average Power (dBm) 802.11b 18.0 802.11g 16.0 802.11n-HT20 15.0 Sporton International (Shenzhen) Inc. Page Number : 7 of 9 TEL : +86-755-86379589 / FAX : +86-755-86379595 Report Issued Date : Nov. 13, 2020 FCC ID : V5PL920PROBE Report Version : Rev. 01 RF Exposure Evaluation Report Report No. : FA082507 <WLAN 5GHz> Mode Maximum Average Power (dBm) WLAN 5.2GHz 802.…

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Sporton International (Shenzhen) Inc. Page Number : 1 of 60 TEL : +86-755-86379589 Report Issued Date : Nov. 18, 2020 FAX : +86-755-86379595 Report Version : Rev. 01 FCC ID: V5PL920PROBE Report Template No.: BU5-FR15CBT Version 2.0 FCC RF Test Report Report No. : FR082507A FCC RF Test Report APPLICANT : PAX Technology Limited EQUIPMENT : Wireless Base BRAND NAME : PAX MODEL NAME : L920Pro-BE FCC ID : V5PL920PROBE STANDARD : FCC Part 15 Subpart C §15.247 CLASSIFICATION : (DSS) Spread Spectrum Transmitter The product was received on Aug. 25, 2020 and testing was completed on Nov. 11, 2020. We, Sporton International (Shenzhen) Inc., would like to declare that the tested sample has been evaluated in accordance with the test procedures and has been in compliance with the applicable technical standards. The test results in this report apply exclusively to the tested model / sample. Without written approval of Sporton International (Shenzhen) Inc., the test report shall not be reproduced except in full. Reviewed by: Derreck Chen / Supervisor Approved by: Eric Shih / Manager Sporton International (ShenZhen) Inc. 1/F, 2/F, Bldg 5, Shiling Industrial Zone, Xinwei Village, Xili, Nanshan, Shenzhen, 518055 People’s Republic of China Sporton International (Shenzhen) Inc. Page Number : 2 of 60 TEL : +86-755-86379589 Report Issued Date : Nov. 18, 2020 FAX : +86-755-86379595 Report Version : Rev. 01 FCC ID: V5PL920PROBE Report Template No.: BU5-FR15CBT Version 2.0 FCC RF Test Report Report No. : FR082507A TABLE OF CONTENTS REVISION HISTORY .......................................................................................................................................... 3 SUMMARY OF TEST RESULT ......................................................................................................................... 4 1 GENERAL DESCRIPTION .......................................................................................................................... 5 1.1 Applicant ............................................................................................................................................ 5 1.2 Manufacturer ...................................................................................................................................... 5 1.3 Product Feature of Equipment Under Test ........................................................................................ 5 1.4 Product Specification of Equipment Under Test ................................................................................ 6 1.5 Modification of EUT ........................................................................................................................... 6 1.6 Testing Location ................................................................................................................................ 7 1.7 Test Software ..................................................................................................................................... 7 1.8 Applicable Standards ......................................................................................................................... 8 2 TEST CONFIGURATION OF EQUIPMENT UNDER TEST ........................................................................ 9 2.1 Carrier Frequency Channel ............................................................................................................... 9 2.2 Test Mode ........................................................................................................................................ 10 2.3 Connection Diagram of Test System ............................................................................................... 11 2.4 Support Unit used in test configuration and system ........................................................................ 11 2.5 EUT Operation Test Setup .............................................................................................................. 12 2.6 Measurement Results Explanation Example ................................................................................... 12 3 TEST RESULT .......................................................................................................................................... 13 3.1 Number of Channel Measurement .................................................................................................. 13 3.2 Hopping Channel Separation Measurement ................................................................................... 15 3.3 Dwell Time Measurement ................................................................................................................ 21 3.4 20dB and 99% Bandwidth Measurement ........................................................................................ 23 3.5 Output Power Measurement ............................................................................................................ 34 3.6 Conducted Band Edges Measurement............................................................................................ 35 3.7 Conducted Spurious Emission Measurement ................................................................................. 42 3.8 Radiated Band Edges and Spurious Emission Measurement ........................................................ 52 3.9 AC Conducted Emission Measurement........................................................................................... 56 3.10 Antenna Requirements .................................................................................................................... 58 4 LIST OF MEASURING EQUIPMENT ........................................................................................................ 59 5 UNCERTAINTY OF EVALUATION ........................................................................................................... 60 APPENDIX A. CONDUCTED TEST RESULTS APPENDIX B. AC CONDUCTED EMISSION TEST RESULT APPENDIX C. RADIATED…

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Sporton International (Shenzhen) Inc. Page Number : E1 of E2 TEL : +86-755-86379589 Report Issued Date : Nov. 18, 2020 FAX : +86-755-86379595 Report Version : Rev. 01 FCC ID: V5PL920PROBE FCC RF Test Report Report No. : FR082507A Appendix E. Setup Photographs <Conducted Emission> Mode 1 Remote View Rear View Sporton International (Shenzhen) Inc. Page Number : E2 of E2 TEL : +86-755-86379589 Report Issued Date : Nov. 18, 2020 FAX : +86-755-86379595 Report Version : Rev. 01 FCC ID: V5PL920PROBE FCC RF Test Report Report No. : FR082507A <Radiated Emission> Z Plane LF HF