2ADBM-LS9X-AC11DBTWiFi Media Streaming Module

Libre Wireless Technologies © 2019 Libre Confidential LibreSync High Performance Network Media Module 1x1 Dual Band 802.11 a/b/g/n/ac With Integrated Bluetooth 5.0 + Low Energy (BLE) LS9X Data Sheet Rev: 1.0 LS9X – Data Sheet Libre Wireless Technologies Data Sheet: Ver:1.0 Page 2 of 23 Libre Confidential Table of Contents 1. Introduction ................................................................................................................................. 4 2. Module Feature Summary ....................................................................................................... 4 3. LibreSync Features .................................................................................................................... 6 4. Block Diagram ............................................................................................................................. 6 5. Specifications ............................................................................................................................... 7 5.1. General Specification ........................................................................................................................ 7 5.2. Wi-Fi Specification ............................................................................................................................. 8 5.3. Bluetooth Specification .................................................................................................................... 9 5.4. Antenna Specification .................................................................................................................... 10 5.5. Rubber Antenna Specification ................................................................................................... 11 5.6. LS9X-AC11DBT Module Ordering Information ................................................................... 12 6. Mechanical, Connectors and Interfaces ............................................................................ 13 6.1. Physical Module ............................................................................................................................... 13 6.1.1. Module Manufacturer ............................................................................................................... 13 6.2. Media Connector Specification .................................................................................................. 15 6.3. Pin Descriptions .............................................................................................................................. 16 6.3.1. Connector ...................................................................................................................................... 16 6.4. GPIO Details....................................................................................................................................... 18 7. Power Consumption ................................................................................................................ 19 8. Environmental ........................................................................................................................... 20 8.1. Storage Conditions ......................................................................................................................... 20 9. Reference Schematics ............................................................................................................. 21 9.1. EVK Block Diagram ....................................................................................................................... 21 9.2. MFI 3.0C Authentication Circuit ................................................................................................ 22 10. Appendix ..................................................................................................................................... 22 10.1. FCC Statement .................................................................................................................................. 22 11. Disclaimer ................................................................................................................................... 23 LS9X – Data Sheet Libre Wireless Technologies Data Sheet: Ver:1.0 Page 3 of 23 Libre Confidential Table of Figures Figure 4-1: LS9X-AC11DBT-C MODULE Block Diagram ............................................................................. 6 Figure 6.1-1: LS9X-AC11DBT Module Top .................................................................................................... 13 Figure 6.1-2: LS9X-AC11DBT Module Bottom ............................................................................................. 13 Figure 6.1-3: LS9X-AC11DBT MODULE Top View Mechanical Dimension ........................................ 14 Figure 6.1-4: LS9X-AC11DBT MODULE Bottom View Mechanical Dimension ................................. 14 Figure 6.2-1: Media Connector ......................................................................................................................... 15 Figure 9.1-1: LS9X EVK Block Diagram .......................................................................................................... 21 Figure 9.3-1: LS9X EVK ACP 3.0 ........................................................................................................................ 22 LS9X – Data Sheet Libre Wireless Technologies Data Sheet: Ver:1.0 Page 4 of 23 Libre Confidential 1. Introduction Libre Wireless, LS9X-AC11DBT is a high-performance media/audio streaming module. LS9X- AC11DBT comes with Dual core Coretex-A7 CPU and Dual Neon/VFPU subsystems running at 1.3GHz, 802.11a/b/g/n/ac, Bluetooth v5.0 Low Energy (BLE) and USB OTG. LS9X-AC11DBT have different variants, it differs only in memory configuration. LS9X-AC11DBT-A: 128MB of DDR3 DRAM memory and 128MB of NAND Flash LS9X-AC11DBT-C: 256MB of DDR3 DRAM memory and 256MB of NAND Flash LS9X-AC11DBT-AC: 512MB of DDR3 …

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Libre Wireless Technologies, Inc. DATE :2020-5-27 Equipment Autorisation Division Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 FCC ID: 2ADBM-LS9X-AC11DBT Product Name: WiFi Media Streaming Module 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  Block diagram  Operation description  BOM 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. Dated this 2020-5-27 By: Jordan Watters Signature Printed Title: CEO On behalf of : Libre Wireless Technologies Inc. Telephone: 513 300 9190

Modular approval Declaration letter We ，Libre Wireless Technologies Inc.apply modular approval for Product Name: WiFi Media Streaming Module Model: LS9X-AC11DBT-C;LS9X-AC11DBT-AC FCC ID: 2ADBM-LS9X-AC11DBT According to 996369 D01 Module Equip Auth Guide v01r04 and 15.212requirements: 1) The radio elements must have the radio frequency circuitry shielded. Physical components and tuning capacitor(s) may be located external to the shield, but must beon the module assembly; Answer; Yes, All the main radio frequency circuitry and components are shielded. 2)The module must have buffered modulation/data inputs to ensure that the device willcomply with Part 15 requirements with any type of input signal; Answer ：Yes, All inputs to the modules are buffered through logic or microprocessor inputs. 3)The modular transmitter must have its own power supply regulation. Answer ：Yes,DC/DC converter is used for modular power supply regulation. 4)The module must contain a permanently attached antenna, or contain a unique antennaconnector, and be marketed and operated only with specific antenna(s), per Sections15.203, 15.204(b), 15.204(c), 15.212(a), 2.929(b); Answer ：Yes.Device is equipped with specific antenna suppliedby the manufacture, which can't be replaced. (5)The module must demonstrate compliance in a stand-alone configuration; Answer ：Yes，the module have a regularhardware and firmware configuration to demonstrate the compliance. (6) The module must be labelled with its permanently affixed FCC ID label, or use an electronic display (See KDB Publication 784748 about labelling requirements); Answer ：Yes. The modular has a permanent fixed label, and the statement was listed in the User Manual; (7)The module must comply with all specific rules applicable to the transmitter includingall the conditions provided in the integration instructions by the grantee; Answer ：Yes, the module complies with all specific rules applicable to the transmitter including all the conditions provided in the integration instructions by the grantee. (8)The module must comply with RF exposure requirements Answer ：Yes, transmitter meets MPE calculation of 47 CFR 1.1307. Refer to MPEReports and Refer to modular installation manual Name/Title: Jordan Watters / CEO Tel. No.:+1(513)300-9190 E-Mail: [email protected] Company: Libre Wireless Technologies Inc. Date：2020-6-9 Signature:

Libre Wireless Technologies, Inc. Date: 2020-5-27 Federal Communications Commission Authorization & Evaluation Division 7345 Oakland Mills Road Columbia, Maryland 21046 RE: LETTER OF AGENT AUTHORIZATION To Whom It May Concern: We, the undersigned, hereby authorize Shenzhen Zhongjian Nanfang Testing Co.,Ltd. with its address at 1st Floor, Block No.B-C, 1/F., Building 2, Laodong No.2 Industrial Park, Xixiang Road, Bao’an District, Shenzhen, Guangdong, China to act on our behalf in all matters relating to application for equipment authorization, including the signing of all documents relating to these matters. We also hereby certify that no party to the application authorized hereunder is subject to the denial of benefits, including FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C.853(a). Sincerely, Dated this 2020-5-27 By: Jordan Watters Signature Printed Title: CEO On behalf of : Libre Wireless Technologies Inc. Telephone: +1 513 300 9190

Declaration Letter We, Libre Wireless Technologies, Inc., declare that our product WiFi Media Streaming Module part number LS9X-AC11DBT-AC is a variant product of LS9X-AC11DBT-C. The difference between the variant models is DDR3 memory size, LS9X-AC11DBT-C DDR3 memory size is 256MB while the LS9X-AC11DBT-AC DDR3 memory size is 512MB. The circuit principle and all remaining components are the same. Sincerely your Signature: Name/T itle: Maggie Yang / Senior Operations Manager Tel. No.: +86 1582178 5369 E-Mail: [email protected] Company: Libre Wireless Technologies, Inc. Date：2020-5-25

Report No: CCISE200101801 Shenzhen Zhongjian Nanfang Testing Co., Ltd. Project No.: CCISE2001018 No.110~116, Building B, Jinyuan Business Building, Xixiang Road, Bao’an District, Shenzhen, Guangdong, China Telephone: +86 (0) 755 23118282 Fax: +86 (0) 755 23116366 Page 44 of 50 8 EUT Constructional Details LS9X-AC11DBT-C Report No: CCISE200101801 Shenzhen Zhongjian Nanfang Testing Co., Ltd. Project No.: CCISE2001018 No.110~116, Building B, Jinyuan Business Building, Xixiang Road, Bao’an District, Shenzhen, Guangdong, China Telephone: +86 (0) 755 23118282 Fax: +86 (0) 755 23116366 Page 45 of 50 LS9X-AC11DBT-AC Report No: CCISE200101801 Shenzhen Zhongjian Nanfang Testing Co., Ltd. Project No.: CCISE2001018 No.110~116, Building B, Jinyuan Business Building, Xixiang Road, Bao’an District, Shenzhen, Guangdong, China Telephone: +86 (0) 755 23118282 Fax: +86 (0) 755 23116366 Page 46 of 50

Report No: CCISE200101801 Shenzhen Zhongjian Nanfang Testing Co., Ltd. Project No.: CCISE2001018 No.110~116, Building B, Jinyuan Business Building, Xixiang Road, Bao’an District, Shenzhen, Guangdong, China Telephone: +86 (0) 755 23118282 Fax: +86 (0) 755 23116366 Page 47 of 50 LS9X-AC11DBT-C LS9X-AC11DBT-AC Report No: CCISE200101801 Shenzhen Zhongjian Nanfang Testing Co., Ltd. Project No.: CCISE2001018 No.110~116, Building B, Jinyuan Business Building, Xixiang Road, Bao’an District, Shenzhen, Guangdong, China Telephone: +86 (0) 755 23118282 Fax: +86 (0) 755 23116366 Page 48 of 50 LS9X-AC11DBT-C Report No: CCISE200101801 Shenzhen Zhongjian Nanfang Testing Co., Ltd. Project No.: CCISE2001018 No.110~116, Building B, Jinyuan Business Building, Xixiang Road, Bao’an District, Shenzhen, Guangdong, China Telephone: +86 (0) 755 23118282 Fax: +86 (0) 755 23116366 Page 49 of 50 LS9X-AC11DBT-AC Report No: CCISE200101801 Shenzhen Zhongjian Nanfang Testing Co., Ltd. Project No.: CCISE2001018 No.110~116, Building B, Jinyuan Business Building, Xixiang Road, Bao’an District, Shenzhen, Guangdong, China Telephone: +86 (0) 755 23118282 Fax: +86 (0) 755 23116366 Page 50 of 50 -----End of report------

Shenzhen Zhongjian Nanfang Testing Co., Ltd. Report No: CCISE200101806 Authorized Signature: Bruce Zhang Laboratory Manager This report details the results of the testing carried out on one sample. The results contained in this test report do not relate to other samples of the same product and does not permit the use of the CCIS product certification mark. The manufacturer should ensure that all products in series production are in conformity with the product sample detailed in this report. This report may only be reproduced and distributed in full. If the product in this report is used in any configuration other than that detailed in the report, the manufacturer must ensure the new system complies with all relevant standards. This document cannot be reproduced except in full, without prior written approval of the Company. Any unauthorized alteration, forgery or falsification of the content or appearance of this document is unlawful and offenders may be prosecuted to the fullest extent of the law. Unless otherwise stated the results shown in this test report refer only to the sample(s) tested and such sample(s) are retained for 90 days only. 1 Cover Page RF Exposure Evaluation Report Applicant: Libre Wireless Technologies, Inc. Address of Applicant: 2100 Geng Road, Suite 210, Palo Alto, CA 94303, USA Equipment Under Test (EUT) Product Name: WiFi Media Streaming Module Model No.: LS9X-AC11DBT-C, LS9X-AC11DBT-AC Trade mark: FCC ID: 2ADBM-LS9X-AC11DBT Applicable standards: FCC CFR Title 47 Part 2 Subpart J Section 2.1091 Date of sample receipt: 17 Jan., 2020 Date of Test: 17 Jan., to 14 Mar., 2020 Date of report issue: 21 May, 2020 Test Result: PASS* Report No: CCISE200101806 Shenzhen Zhongjian Nanfang Testing Co., Ltd. Project No.: CCISE2001018 No.110~116, Building B, Jinyuan Business Building, Xixiang Road, Bao’an District, Shenzhen, Guangdong, China Telephone: +86 (0) 755 23118282 Fax: +86 (0) 755 23116366 Page 2 of 7 2 Version Version No. Date Description 00 21 May, 2020 Original Tested by: Date: 21 May, 2020 Test Engineer Reviewed by: Date: 21 May, 2020 Project Engineer Report No: CCISE200101806 Shenzhen Zhongjian Nanfang Testing Co., Ltd. Project No.: CCISE2001018 No.110~116, Building B, Jinyuan Business Building, Xixiang Road, Bao’an District, Shenzhen, Guangdong, China Telephone: +86 (0) 755 23118282 Fax: +86 (0) 755 23116366 Page 3 of 7 3 Contents Page 1 COVER PAGE ....................................................................................................................................................... 1 2 VERSION ............................................................................................................................................................... 2 3 CONTENTS ........................................................................................................................................................... 3 4 GENERAL INFORMATION .................................................................................................................................. 4 4.1 CLIENT INFORMATION ........................................................................................................................................... 4 4.2 GENERAL DESCRIPTION OF E.U.T. ...................................................................................................................... 4 4.3 OPERATING MODES .............................................................................................................................................. 4 4.4 LABORATORY FACILITY ........................................................................................................................................ 5 4.5 LABORATORY LOCATION ...................................................................................................................................... 5 5 TECHNICAL REQUIREMENTS SPECIFICATION IN FCC CFR TITLE 47 PART 2.1091 ............................ 6 5.1 LIMITS .................................................................................................................................................................... 6 5.2 TEST PROCEDURE ................................................................................................................................................. 6 5.3 RESULT .................................................................................................................................................................. 7 5.4 CONCLUSION ......................................................................................................................................................... 7 Report No: CCISE200101806 Shenzhen Zhongjian Nanfang Testing Co., Ltd. Project No.: CCISE2001018 No.110~116, Building B, Jinyuan Business Building, Xixiang Road, Bao’an District, Shenzhen, Guangdong, China Telephone: +86 (0) 755 23118282 Fax: +86 (0) 755 23116366 Page 4 of 7 4 General Information 4.1 Client Information Applicant: Libre Wireless Technologies, Inc. Address: 2100 Geng Road, Suite 210, Palo Alto, CA 94303, USA Manufacturer: Libre Wireless Technologies, Inc. Address: 2100 Geng Road, Suite 210, Palo Alto, CA 94303, USA 4.2 General Description of E.U.T. Product Name: WiFi Media Streaming Module Model No.: LS9X-AC11DBT-C, LS9X-AC11DBT-AC Operation Frequency: 2.4G Wi-Fi: 2412MHz~2472MHz 5.2G Wi-Fi Band 1: 5180MHz~5240MHz 5.3G Wi-Fi Band 2: 5260MHz~5320MHz 5.6G Wi-Fi Band 3: 5500MHz~5700MHz 5.8G Wi-Fi Band 4: 5725MHz~5875MHz Bluetooth/ BLE: 2402MHz~2480MHz Modulation technology: 802.11b: DSSS, 802.11a/g/n/ac: OFDM Bluetooth BDR /BLE: GFSK, Bluetooth EDR: π/4-DQPSK, 8DPSK Antenna Type: Rod Antenna, PCB Antenna Antenna gain: BT/ BLE/ 2.4G Wi-Fi: Rod antenna: 3.0 dBi PCB antenna: 1.5 dBi 5G Wi-Fi: Rod antenna: 3.0 dBi PCB antenna: 3.1 dBi Test Sample Condition: The test samples were provided in good working order with no visible defects. 4.3 Operating Modes Operating mode Detail description BLE mode Keep the…

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Shenzhen Zhongjian Nanfang Testing Co., Ltd. Report No: CCISE200101801 Authorized Signature: Bruce Zhang Laboratory Manager This report details the results of the testing carried out on one sample. The results contained in this test report do not relate to other samples of the same product and does not permit the use of the CCIS product certification mark. The manufacturer should ensure that all products in series production are in conformity with the product sample detailed in this report. This report may only be reproduced and distributed in full. If the product in this report is used in any configuration other than that detailed in the report, the manufacturer must ensure the new system complies with all relevant standards. This document cannot be reproduced except in full, without prior written approval of the Company. Any unauthorized alteration, forgery or falsification of the content or appearance of this document is unlawful and offenders may be prosecuted to the fullest extent of the law. Unless otherwise stated the results shown in this test report refer only to the sample(s) tested and such sample(s) are retained for 90 days only. 1 Cover Page FCC REPORT (BLE) Applicant: Libre Wireless Technologies, Inc. Address of Applicant: 2100 Geng Road, Suite 210, Palo Alto, CA 94303, USA Equipment Under Test (EUT) Product Name: WiFi Media Streaming Module Model No.: LS9X-AC11DBT-C, LS9X-AC11DBT-AC Trade mark: FCC ID: 2ADBM-LS9X-AC11DBT Applicable standards: FCC CFR Title 47 Part 15 Subpart C Section 15.247 Date of sample receipt: 17 Jan., 2020 Date of Test: 17 Jan., to 14 Mar., 2020 Date of report issued: 21 May, 2020 Test Result: PASS * * In the configuration tested, the EUT complied with the standards specified above. Report No: CCISE200101801 Shenzhen Zhongjian Nanfang Testing Co., Ltd. Project No.: CCISE2001018 No.110~116, Building B, Jinyuan Business Building, Xixiang Road, Bao’an District, Shenzhen, Guangdong, China Telephone: +86 (0) 755 23118282 Fax: +86 (0) 755 23116366 Page 2 of 50 2 Version Version No. Date Description 00 21 May, 2020 Original Tested by: Date: 21 May, 2020 Test Engineer Reviewed by: Date: 21 May, 2020 Project Engineer Report No: CCISE200101801 Shenzhen Zhongjian Nanfang Testing Co., Ltd. Project No.: CCISE2001018 No.110~116, Building B, Jinyuan Business Building, Xixiang Road, Bao’an District, Shenzhen, Guangdong, China Telephone: +86 (0) 755 23118282 Fax: +86 (0) 755 23116366 Page 3 of 50 3 Contents Page 1 COVER PAGE ....................................................................................................................................................... 1 2 VERSION ............................................................................................................................................................... 2 3 CONTENTS ........................................................................................................................................................... 3 4 TEST SUMMARY .................................................................................................................................................. 4 5 GENERAL INFORMATION .................................................................................................................................. 5 5.1 CLIENT INFORMATION ............................................................................................................................................ 5 5.2 GENERAL DESCRIPTION OF E.U.T. ....................................................................................................................... 5 5.3 TEST ENVIRONMENT AND TEST MODE ................................................................................................................... 6 5.4 DESCRIPTION OF SUPPORT UNITS ........................................................................................................................ 6 5.5 MEASUREMENT UNCERTAINTY .............................................................................................................................. 6 5.6 ADDITIONS TO, DEVIATIONS, OR EXCLUSIONS FROM THE METHOD....................................................................... 6 5.7 LABORATORY FACILITY .......................................................................................................................................... 7 5.8 LABORATORY LOCATION ....................................................................................................................................... 7 5.9 TEST INSTRUMENTS LIST ....................................................................................................................................... 8 6 TEST RESULTS AND MEASUREMENT DATA ................................................................................................ 9 6.1 ANTENNA REQUIREMENT: ...................................................................................................................................... 9 6.2 CONDUCTED EMISSION ....................................................................................................................................... 10 6.3 CONDUCTED OUTPUT POWER ............................................................................................................................ 15 6.4 OCCUPY BANDWIDTH .......................................................................................................................................... 17 6.5 POWER SPECTRAL DENSITY ............................................................................................................................... 19 6.6 BAND EDGE ......................................................................................................................................................... 21 6.6.1 Conducted Emission Method...................................................................................................................... 21 6.6.2 Radiated Emission M…

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Shenzhen Zhongjian Nanfang Testing Co., Ltd. Report No: CCISE200101803 Authorized Signature: Bruce Zhang Laboratory Manager This report details the results of the testing carried out on one sample. The results contained in this test report do not relate to other samples of the same product and does not permit the use of the CCIS product certification mark. The manufacturer should ensure that all products in series production are in conformity with the product sample detailed in this report. This report may only be reproduced and distributed in full. If the product in this report is used in any configuration other than that detailed in the report, the manufacturer must ensure the new system complies with all relevant standards. This document cannot be reproduced except in full, without prior written approval of the Company. Any unauthorized alteration, forgery or falsification of the content or appearance of this document is unlawful and offenders may be prosecuted to the fullest extent of the law. Unless otherwise stated the results shown in this test report refer only to the sample(s) tested and such sample(s) are retained for 90 days only. 1 Cover Page FCC REPORT (WIFI) Applicant: Libre Wireless Technologies, Inc. Address of Applicant: 2100 Geng Road, Suite 210, Palo Alto, CA 94303, USA Equipment Under Test (EUT) Product Name: WiFi Media Streaming Module Model No.: LS9X-AC11DBT-C, LS9X-AC11DBT-AC Trade mark: FCC ID: 2ADBM-LS9X-AC11DBT Applicable standards: FCC CFR Title 47 Part 15 Subpart C Section 15.247 Date of sample receipt: 17 Jan., 2020 Date of Test: 17 Jan., to 14 Mar., 2020 Date of report issued: 21 May, 2020 Test Result: PASS* * In the configuration tested, the EUT complied with the standards specified above. Report No: CCISE200101803 Shenzhen Zhongjian Nanfang Testing Co., Ltd. Project No.: CCISE2001018 No.110~116, Building B, Jinyuan Business Building, Xixiang Road, Bao’an District, Shenzhen, Guangdong, China Telephone: +86 (0) 755 23118282 Fax: +86 (0) 755 23116366 Page 2 of 80 2 Version Version No. Date Description 00 21 May, 2020 Original Tested by: Date: 21 May, 2020 Test Engineer Reviewed by: Date: 21 May, 2020 Project Engineer Report No: CCISE200101803 Shenzhen Zhongjian Nanfang Testing Co., Ltd. Project No.: CCISE2001018 No.110~116, Building B, Jinyuan Business Building, Xixiang Road, Bao’an District, Shenzhen, Guangdong, China Telephone: +86 (0) 755 23118282 Fax: +86 (0) 755 23116366 Page 3 of 80 3 Contents Page 1 COVER PAGE ....................................................................................................................................................... 1 2 VERSION ............................................................................................................................................................... 2 3 CONTENTS ........................................................................................................................................................... 3 4 TEST SUMMARY .................................................................................................................................................. 4 5 GENERAL INFORMATION .................................................................................................................................. 5 5.1 CLIENT INFORMATION ............................................................................................................................................ 5 5.2 GENERAL DESCRIPTION OF E.U.T. ....................................................................................................................... 5 5.3 TEST ENVIRONMENT AND TEST MODE ................................................................................................................... 6 5.4 DESCRIPTION OF SUPPORT UNITS ........................................................................................................................ 6 5.5 MEASUREMENT UNCERTAINTY .............................................................................................................................. 6 5.6 ADDITIONS TO, DEVIATIONS, OR EXCLUSIONS FROM THE METHOD....................................................................... 6 5.7 LABORATORY FACILITY .......................................................................................................................................... 7 5.8 LABORATORY LOCATION ....................................................................................................................................... 7 5.9 TEST INSTRUMENTS LIST ....................................................................................................................................... 8 6 TEST RESULTS AND MEASUREMENT DATA ................................................................................................ 9 6.1 ANTENNA REQUIREMENT ....................................................................................................................................... 9 6.2 CONDUCTED EMISSION ................................................................…

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