2ADCS6720Application Ready Platform 6720

Confidential and Proprietary – Inforce Computing Inc. NO PUBLIC DISCLOSURE PERMITTED: Please report postings of this document on public servers or web sites to: [email protected] Restricted Distribution: Not to be distributed to anyone who is not an employee of either Inforce Computing or its subsidiaries without the express approval of Inforce Computing. Not to be used, copied, reproduced, or modified in whole or in part, nor its contents revealed in any manner to others without the express written permission of Inforce Computing, Inc. Inforce Computing is a trademark of Inforce Computing Incorporated, registered in the United States and other countries. All Inforce Computing Incorporated trademarks are used with permission. Other product and brand names may be trademarks or registered trademarks of their respective owners. This technical data may be subject to U.S. and international export, re-export, or transfer (“export”) laws. Diversion contrary to U.S. and international law is strictly prohibited. Inforce Computing Inc. 48820 Kato Road, # 600B Fremont, CA 94538 U.S.A. © 2021 Inforce Computing Inc. Inforce 6720™ User Guide 003767 Rev A May 13, 2021 Submit technical questions at: http://www.inforcecomputing.com/techweb/ Inforce 6720™User Guide Revision History 003767 Rev A MAY CONTAIN U.S. AND INTERNATIONAL EXPORT CONTROLLED INFORMATION i Confidential and Proprietary – Inforce Computing, Inc. Provided under NDA Revision History Revision Date Description Author A 13 May 2021 Initial Release GU Approval Record Function Name Date Reviewed By SS/DD 13 May 2021 Approved By PSD 13 May 2021 Inforce 6720™User Guide License Agreement 003767 Rev A MAY CONTAIN U.S. AND INTERNATIONAL EXPORT CONTROLLED INFORMATION ii Confidential and Proprietary – Inforce Computing, Inc. Provided under NDA License Agreement Your use of this document is subject to and governed by those terms and conditions in the Inforce Computing Purchase and Software License Agreement for the SDA845 based Inforce 6720, which you or the legal entity you represent, as the case may be, accepted and agreed to when purchasing a Inforce 6720 from Inforce Computing Inc. (“Agreement”). You may use this document, which shall be considered part of the defined term “Documentation” for purposes of the Agreement, solely in support of your permitted use of the Inforce 6720 under the Agreement. Distribution of this document is strictly prohibited without the express written permission of Inforce Computing Inc. and its respective licensors, which they can withhold, condition or delay in its sole discretion. Qualcomm is a trademark of Qualcomm Inc, registered in the United States and other countries. Other product and brand names used herein may be trademarks or registered trademarks of their respective owners. This document contains technical data that may be subject to U.S. and international export, re-export, or transfer (“export”) laws. Diversion contrary to U.S. and international law is strictly prohibited. Inforce 6720™User Guide Preface 003767 Rev A MAY CONTAIN U.S. AND INTERNATIONAL EXPORT CONTROLLED INFORMATION iii Confidential and Proprietary – Inforce Computing, Inc. Provided under NDA Preface This User Guide familiarizes the end user with the specification, interfaces, setup, and usage of the Inforce 6720. Intended Audience This User Guide is intended for technically qualified personnel. It is not intended for general audiences. Document Organization The chapters in this document are arranged as follows: 1. Scope 2. Hardware Specifications 3. System Setup and Usage 4. Compliance Information 5. Contact Information Conventions The following conventions are used in this document: CAUTION Caution warns the user about how to prevent damage to hardware or loss of data. NOTE Note calls attention to important information. References 1. Inforce_6720_Hardware_Reference_Manual_003768 Note This document is subject to change without notice. Support Information Every effort has been made to ensure the accuracy of the User Guide. If you have any comments, questions, or ideas regarding this document, contact Inforce’s technical support at: [email protected] Inforce 6720™User Guide Terminology 003767 Rev A MAY CONTAIN U.S. AND INTERNATIONAL EXPORT CONTROLLED INFORMATION iv Confidential and Proprietary – Inforce Computing, Inc. Provided under NDA Terminology The table below gives descriptions to some common terms used in the User Guide. Term Description ADB Android Debug Bridge BT Bluetooth CSI Camera Serial Interface DDR Double Data Rate DSI Display Serial Interface HDMI High-Definition Multimedia Interface LED Light-Emitting Diode LPDDR Low Power DDR NC Not Connected PC Personal Computer PCB Printed Circuit Board RF Radio Frequency SBC Single Board Computer SD Secure Digital SoC System On Chip SSD Solid State Drive UART Universal Asynchronous Receiver Transmitter UFS Universal Flash Storage USB Universal Serial Bus Inforce 6720™User Guide Table of Contents 003767 Rev A MAY CONTAIN U.S. AND INTERNATIONAL EXPORT CONTROLLED INFORMATION v Confidential and Proprietary – Inforce Computing, Inc. Provided under NDA Table of Contents 1. SCOPE ................................................................................................................................................... 1 2. HARDWARE SPECIFICATIONS............................................................................................................ 2 2.1 INTRODUCTION ....................................................................................................................................................................... 2 2.2 ARCHITECTURE ......................................................................................................................................................................... 2 2.3 SYSTEM SPECIFICATIONS ................................................................................................................…

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UNII Declaration Letter We declare below features for FCC equipment authorization. Device FCC ID: 2ADCS6720 (1) Active / Passive Scanning, ad hoc mode, access point capability: Frequency Band (MHz) Active Scanning (the device can transmit a probe (beacon)) passive scanning (where the device can listen only with no probes) Ad Hoc Mode capability Access point capability 5180-5240 Yes, No Yes, No Yes, No Yes, No 5190-5230 Yes, No Yes, No Yes, No Yes, No 5210-5210 Yes, No Yes, No Yes, No Yes, No 5260-5320 Yes, No Yes, No Yes, No Yes, No 5270-5310 Yes, No Yes, No Yes, No Yes, No 5290-5290 Yes, No Yes, No Yes, No Yes, No 5500-5700 Yes, No Yes, No Yes, No Yes, No 5510-5670 Yes, No Yes, No Yes, No Yes, No 5530-5610 Yes, No Yes, No Yes, No Yes, No 5745-5825 Yes, No Yes, No Yes, No Yes, No 5755-5795 Yes, No Yes, No Yes, No Yes, No 5775-5775 Yes, No Yes, No Yes, No Yes, No Authorised Signatory Jagat Acharya CEO of Inforce Computing Inc.* *Merged with and name changed to SMART Wireless Computing, Inc.

Inforce computing, Inc. 48820 Kato Road, #600B Fremont, CA94538, USA Phone: +1 510 683 9999 Fax: +1 510 683 9909 [email protected] -www.inforcecomputing.com LETTER OF AGENCY 2021-04-27 Element Materials Technology 100 Frobisher Business Park Malvern Worcestershire WR14 1BX UK To Whom It May Concern: FCC ID: 2ADCS6720 We certify that we are not subject to denial of federal benefits, that includes FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse ACT of 1988, U.S.C. 862. Further, no party, as defined in 47 CFR 1.2002(b), to the application, is subject to denial of federal benefits, that includes FCC benefits. Thank you for your attention to this matter. Yours faithfully Company: Inforce Computing Inc. Full Name: Jagat Acharya

Request for Confidentiality Letter-FCC 2021-04-27 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, Maryland 21046 Re: Request for Long-Term confidentiality FCC ID: 2ADCS6720 To whom it may concern, We hereby respectfully request that under the provision of 47 CFR 0.459 and 0.457(d) the documents listed below and attached with this application for certification be provided with confidential status.  Part List  PCB Layout  Part placement  Schematic  Operation Description  Block Diagram Any exhibit / information for which we have requested confidentiality, but which may not be accorded such treatment by the FCC, should be returned to us. The documents listed above contain trade secrets that are treated as confidential by us. Substantial competitive harm to us could result should they be made available to the public. Sincerely, Company: Inforce Computing Inc. Full Name: Jagat Acharya

Appendix-6720-Photos Page 1 of 4 Photographs –Constructional Details EUT – External View Model 6720 FCC ID: 2ADCS6720 WIFI/BT/BLE ANT Appendix-6720-Photos Page 2 of 4 Appendix-6720-Photos Page 3 of 4 Appendix-6720-Photos Page 4 of 4

For Product Information and Support visit www.smartwirelesscompute.comSMART Wireless Computing Inc. 39870 Eureka Dr, Newark, CA 94560 USAPhone: (510) 623 - 1231 APPLICATION READY PLATFORM: 6720 MODEL: 6720FCC ID: 2ADCS6720 DC Input: 12V 3.0A or POE+ IEEE 802.3at Compliant (Type 2)

Appendix-6720-Photos Page 1 of 6 Photographs –Constructional Details EUT – Internal View Model 6720 FCC ID: 2ADCS6720 Appendix-6720-Photos Page 2 of 6 BT/BLE Ant Appendix-6720-Photos Page 3 of 6 Appendix-6720-Photos Page 4 of 6 Appendix-6720-Photos Page 5 of 6 Appendix-6720-Photos Page 6 of 6 ======End======

Waltek Testing Group Co., Ltd. http://www.waltek.com.cnPage 1 of 58 TEST REPORT Reference No. ...................... : WTD21D01009766W002 FCC ID .................................... : 2ADCS6720 Applicant ............................... : Inforce Computing Inc. Address ................................. : 48820 Kato Road, Ste 600B, Fremont, CA94538, United Statesof America. Manufacturer ........................ : Inforce Computing Inc. Address ................................. : 48820 Kato Road, Ste 600B, Fremont, CA94538, United Statesof America. Product .................................. : Application Ready Platform 6720 Model(s). ................................ : 6720 Brand name .......................... : Smart Standards .............................. : FCC CFR47 Part 15.247:2018 Date of Receipt sample ..... : 2021-02-19 Date of Test .......................... : 2021-02-20 to 2021-04-06 Date of Issue ........................ : 2021-05-18 Test Result ............................ :Pass Remarks: The results shown in this test report refer only to the sample(s) tested, this test report cannot be reproduced, except in full, without prior written permission of the company. The report would be invalid without specific stamp of test institute and the signaturesof compiler and approver. Prepared By: Waltek Testing Group Co., Ltd. Address: No. 77, Houjie Section, Guantai Road, Houjie Town,Dongguan City, Guangdong, China Tel: +86-769-2267 6998 Fax: +86-769-2267 6828 Compiled by:Approved by: Levi Xiao / Project Engineer Daniel Liu / Designated Reviewer Reference No.: WTD21D01009766W002Page 2 of 58 Waltek Testing Group Co., Ltd. http://www.waltek.com.cn 2Contents Page 1 COVER PAGE....................................................................................................................................................1 2CONTENTS..............................................................................................................................................................2 3REVISION HISTORY..............................................................................................................................................3 4GENERAL INFORMATION....................................................................................................................................4 4.1GENERALDESCRIPTION OFE.U.T..................................................................................................................4 4.2DETAILS OFE.U.T............................................................................................................................................4 4.3CHANNELLIST...................................................................................................................................................5 4.4TESTMODE.......................................................................................................................................................5 5TEST SUMMARY....................................................................................................................................................6 6EQUIPMENT USED DURING TEST....................................................................................................................7 6.1EQUIPMENTSLIST.............................................................................................................................................7 6.2DESCRIPTION OFSUPPORTUNITS.................................................................................................................. 8 6.3MEASUREMENTUNCERTAINTY.........................................................................................................................8 6.4TESTFACILITY...................................................................................................................................................8 6.5TESTEQUIPMENTCALIBRATION.......................................................................................................................8 7RADIATED SPURIOUS EMISSIONS..................................................................................................................9 7.1EUT OPERATION..............................................................................................................................................9 7.2TESTSETUP....................................................................................................................................................10 7.3SPECTRUMANALYZERSETUP........................................................................................................................11 7.4TESTPROCEDURE..........................................................................................................................................12 7.5CORRECTEDAMPLITUDE& MARGINCALCULATION......................................................................................12 7.6SUMMARY OFTESTRESULTS........................................................................................................................13 8CONDUCTED SPURIOUS EMISSIONS............................................................................................................17 8.1TESTPROCEDURE..........................................................................................................................................17 8.2TESTRESULT..................................................................................................................................................18 9BAND EDGE MEASUREMENT..........................................................................................................................26 9.1TESTPROCEDURE..........................................................................................................................................26 9.2TESTRESULT.........................................................................................................................................…

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Waltek Testing Group Co., Ltd. http://www.waltek.com.cnPage 1 of 21 TEST REPORT (DFS) Reference No. ...................... : WTD21D01009766W004 FCC ID....................................: 2ADCS6720 Applicant...............................: Inforce Computing Inc. Address.................................: 48820 Kato Road, Ste 600B, Fremont, CA94538, United States of America. Manufacturer ........................ : Inforce Computing Inc. Address.................................: 48820 Kato Road, Ste 600B, Fremont, CA94538, United States of America. Product .................................. : Application Ready Platform 6720 Model(s).................................: 6720 Brand name .......................... : Smart Standards..............................: FCC CFR47 Part 15.407:2018 Date of Receipt sample.....: 2021-02-19 Date of Test .......................... : 2021-02-20 to 2021-04-06 Date of Issue........................: 2021-05-18 Test Result............................:Pass Remarks: The results shown in this test report refer only to the sample(s) tested, this test report cannot be reproduced, except in full, without prior written permission of the company. The report would be invalid without specific stamp of test institute and the signaturesof compiler and approver. Prepared By: Waltek Testing Group Co., Ltd. Address: No. 77, Houjie Section, Guantai Road, Houjie Town,Dongguan City, Guangdong, China Tel: +86-769-2267 6998 Fax: +86-769-2267 6828 Compiled by:Approved by: Levi Xiao / Project Engineer Daniel Liu / Designated Reviewer Reference No.: WTD21D01009766W004 Page 2 of 21 Waltek Testing Group Co., Ltd. http://www.waltek.com.cn 2 Contents Page 1 COVER PAGE ........................................................................................................................................................... 1 2CONTENTS..............................................................................................................................................................2 3REPORT REVISION HISTORY.............................................................................................................................3 4GENERAL INFORMATION....................................................................................................................................4 4.1GENERALDESCRIPTION OFE.U.T.................................................................................................................. 4 4.2DETAILS OFE.U.T........................................................................................................................................... 4 4.3FREQUENCY LIST TABLE................................................................................................................................... 5 4.4MEASUREMENTUNCERTAINTY.........................................................................................................................6 4.5DESCRIPTION OFSUPPORTUNITS.................................................................................................................. 6 4.6TESTFACILITY...................................................................................................................................................6 5TEST SUMMARY....................................................................................................................................................7 6EQUIPMENT USED DURING TEST....................................................................................................................8 6.1EQUIPMENTSLIST.............................................................................................................................................8 7DFS OVERVIEW......................................................................................................................................................9 7.1MASTERDEVICES........................................................................................................................................... 10 7.2CLIENTDEVICES............................................................................................................................................. 10 8DFS TECHNICAL REQUIREMENTS SPECIFICATIONS..............................................................................11 8.1DFS DETECTIONTHRESHOLDS..................................................................................................................... 11 8.2RESPONSEREQUIREMENTS...........................................................................................................................11 9RADAR TEST WAVEFORMS.............................................................................................................................12 9.1SHORTPULSERADARTESTWAVEFORMS....................................................................................................12 9.2LONGPULSERADARTESTWAVEFORM........................................................................................................12 9.3FREQUENCYHOPPINGRADARTESTWAVEFORM........................................................................................ 13 10RADAR WAVEFORM CALIBRATION.............................................................................................................. 14 11TEST PROCEDURE..............................................................................................................................................16 11.1IN-SERVICEMONITORING FORCHANNELMOVETIME, CHANNELCLOSINGTRANSMISSIONTIME AND NON-OCCUPANCYPERIOD...................................................................................................................................... 16 11.2DFSSETUP................................................................................................................................................ 17 12TEST RESULTS.........................................................................................................................…

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Waltek Testing Group Co., Ltd. http://www.waltek.com.cnPage 1 of 7 TEST REPORT Reference No....................... : WTD21D01009766W005 FCC ID.................................... : 2ADCS6720 Applicant ............................... : Inforce Computing Inc. Address ................................. : 48820 Kato Road, Ste 600B, Fremont, CA94538, United States of America. Manufacturer........................: Inforce Computing Inc. Address.................................: 48820 Kato Road, Ste 600B, Fremont, CA94538, United States of America. Product..................................: Application Ready Platform 6720 Model(s).................................: 6720 Brand name .......................... : Smart Standards..............................: FCC Part 2.1091 Date of Receipt sample.....: 2021-02-19 Date of Test .......................... : 2021-02-20 to 2021-04-06 Date of Issue........................: 2021-05-18 Test Result............................: Pass Remarks: The results shown in this test report refer only to the sample(s) tested, this test report cannot be reproduced, except in full, without prior written permission of the company. The report would be invalid without specific stamp of test institute and the signaturesof compiler and approver. Prepared By: Waltek Testing Group Co., Ltd. Address: No. 77, Houjie Section, Guantai Road, Houjie Town,Dongguan City, Guangdong, China Tel: +86-769-2267 6998 Fax: +86-769-2267 6828 Compiled by:Approved by: Levi Xiao / Project Engineer Daniel Liu / Designated Reviewer Reference No.: WTD21D01009766W005Page 2 of 7 Waltek Testing Group Co., Ltd. http://www.waltek.com.cn 2 Contents Page 1 COVER PAGE .......................................................................................................................................................... 1 2CONTENTS..............................................................................................................................................................2 3REVISION HISTORY..............................................................................................................................................3 4GENERAL INFORMATION....................................................................................................................................4 4.1GENERALDESCRIPTION OFE.U.T..................................................................................................................4 4.2DETAILS OFE.U.T............................................................................................................................................4 4.3TESTFACILITY...................................................................................................................................................4 5TEST SUMMARY....................................................................................................................................................5 6RF EXPOSURE........................................................................................................................................................6 6.1PROCEDURES ANDREQUIREMENTS................................................................................................................6 6.2TESTRESULT....................................................................................................................................................7 Reference No.: WTD21D01009766W005Page 3 of 7 Waltek Testing Group Co., Ltd. http://www.waltek.com.cn 3 Revision History Test report No. Date of Receipt sample Date of Test Date of Issue PurposeCommentApproved WTD21D01009 766W005 2021-02-19 2021-02-20 to 2021-04-06 2021-05-18 original -Valid Reference No.: WTD21D01009766W005Page 4 of 7 Waltek Testing Group Co., Ltd. http://www.waltek.com.cn 4 General Information 4.1General Description of E.U.T. Product: Application Ready Platform 6720 Model(s): 6720 Wi-Fi Specification:2.4G-802.11b/g/n HT20/n HT40 5G-802.11a/n/ac HT20 /n/ac HT40 /ac HT80 Bluetooth Version:Bluetooth v5.0 with BLE GPS: Support Hardware Version: 6720-P2 Software Version: Android Q 10.0 4.2Details of E.U.T. Ratings: DC 12V For Battery 4.3Test Facility The test facility has a test site registered with the following organizations: ISED CAB identifier: CN0013. Test Firm Registration No.: 7760A. Waltek Testing Group Co., Ltd. Has been registered and fullydescribed in a report filed with the Industry Canada. The acceptance letter from the Industry Canada is maintained in our files. Registration number 7760A, October 15, 2016. FCC Designation No.: CN1201. Test Firm Registration No.: 523476. Waltek Testing Group Co., Ltd. EMC Laboratory `has been registered and fully described in a report filed with the (FCC) Federal Communications Commission. The acceptance letter from the FCC is maintained in our files. Registration number 523476, September 10, 2019. Reference No.: WTD21D01009766W005Page 5 of 7 Waltek Testing Group Co., Ltd. http://www.waltek.com.cn 5 Test Summary Test ItemsTest RequirementResult Maximum Permissible Exposure (Exposure of Humans to RF Fields) 2.1091PASS Reference No.: WTD21D01009766W005Page 6 of 7 Waltek Testing Group Co., Ltd. http://www.waltek.com.cn 6 RF Exposure Test Requirement:FCC Part 2.1091 Test Mode:The EUT work in test mode(Tx). 6.1Procedures and Requirements Systems operating under the provisions of this section shall be operated in a manner that ensures that the public is not exposed to radio frequency energy levels inexcess limit for maximum permissible exposure. In accordance with 47 CFR FCC Part 2 Subpart J, section 2.1091 this device has been defined as a mobile device whereby a distance of 0.2m normally can be maintained between the user and the device. FCC Part 1.1307: (A) Limits for Occupational / Controlled Exposure Frequency Range (MHz) Electric Field Strength (E) (V/m) Magnetic Field Strength (H) (A/m) Power Density (S) (mW/ cm 2 ) Averaging Time |E| 2 ,|H| 2 or S (minutes) 0.3-3.06141.63(10…

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Waltek Testing Group Co., Ltd. http://www.waltek.com.cnPage 1 of 16 TEST REPORT Reference No.......................: WTD21D01009771E V2 FCC ID .................................... : 2ADCS6720 Applicant ............................... : Inforce Computing Inc. Address.................................: 48820 Kato Road, Ste 600B, Fremont, CA94538, United StatesofAmerica. Manufacturer........................: Inforce Computing Inc. Address.................................: 48820 Kato Road, Ste 600B, Fremont, CA94538, United StatesofAmerica. Product..................................: Application Ready Platform 6720 Model(s).................................: 6720 Brand name .......................... : Smart Standards .............................. : FCC PART15 SUBPART B Date of Receipt sample ..... : 2021-02-19 Date of Test..........................: 2021-02-20 to 2021-04-06 Date of Issue ........................ : 2021-05-18 Test Result ............................ :Pass Remarks: The results shown in this test report refer only to the sample(s) tested, this test report cannot be reproduced, except in full, without prior written permission of the company.The report would be invalid without specific stamp of test institute and the signaturesof compiler and approver. Prepared By: Waltek Testing Group Co., Ltd. Address: No. 77, Houjie Section, Guantai Road, Houjie Town,Dongguan City, Guangdong, China Tel: +86-769-2267 6998 Fax: +86-769-2267 6828 Compiled by:Approved by: Levi Xiao / Project EngineerDaniel Liu / Designated Reviewer Reference No.: WTD21D01009771E V2Page 2 of 16 Waltek Testing Group Co., Ltd. http://www.waltek.com.cn 1 Contents Page COVER PAGE ······················································································································· 1 1 CONTENTS.....................................................................................................................................................................2 2 REVISION HISTORY.....................................................................................................................................................3 3 GENERAL INFORMATION..........................................................................................................................................4 3.1 GENERALDESCRIPTION OFE.U.T......................................................................................................................4 3.2 DETAIL…

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