2AXGBCOXICSNOWL Charger Cradle

Copyright 2019. CoX Space inc. all rights reserved. SNOWL (Gesture Ring Mouse) SNOWL Charger Cradle User Manual Copyright 2019. CoX Space inc. all rights reserved. MachineLearningGesture AirMouse‘SNOWL’ SNOWL’s9DoFsensorandmachinelearningsystemlearnsandpreciselyanalyzestheuser’s fingergestures. 3dspatialcoordinatesmeasuredbythe9DoFsensoraresenttoyoursmartdevicesinreal- timesoyoucancontrolthosedevicesusingjustsimplefingergestures. Copyright 2019. CoX Space inc. all rights reserved. 1.Click 2.Scroll 3.Move 4.Drag 1.Click 2.Scroll 3.Move 4.Drag Gesture.1 Left Moving Gesture.2 Right Moving Gesture.3 UP Gesture.4 Down Gesture.5/6 Clockwise and Counter Clockwise Gesture.7/8 Forward and Back 3ch Touch Copyright 2019. CoX Space inc. all rights reserved. Left : Middle : Right LeftTouch: Left Click of Mouse RightTouch: Left Click of Mouse Middle: ModeChange [AirMouseGestureMouse] Rightswipe: Scroll up Leftswipe: Scrolldown 1. 2. 3. 5. 4. a. b. a. b. a. b. One Double Long Click Copyright 2019. CoX Space inc. all rights reserved. 1. 2. 5. 4. a. b. a. b. One Double Long Click MouseCursor control by Circle Control LeftTouch: Left Click of Mouse RightTouch: Left Click of Mouse Rightswipe: Scroll up Leftswipe: Scrolldown Copyright 2019. CoX Space inc. all rights reserved. 1.8 preset gestures are set 2.Machine learning after 5 repetitions of 8 gestures (custom gestures) 3.Each gesture can be associated with a keyboard function 1 2 3 Copyright 2019. CoX Space inc. all rights reserved. Specification 1.SNOWL (Gesture Ring Mouse)(Model:COXi) -FCC ID:2AXGBCOXI -Operating Frequency : 2402 MHz to 2480 MHz(BLE V4.2) -Battery : DC 3.7 V(Li-ion Battery) / Rated Input Voltage : DC 5 V 2. SNOWL Charger Cradle(Model:COXiC) -FCC ID: 2AXGBCOXIC -Battery : DC 3.7 V(Li-ion Battery) / Rated Input Voltage : DC 5 V -USB Type : C Type FCC NOTICE TO USERS: 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. Changes or modifications no expressly approved by the manufacturer(or party responsible) for compliance could void the user's authority to operate the equipment. FCC Part 15.105 Statement Note: This equipment has been tested and found to comply with the limits for a Class B digital device,pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications, However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one of the following measures: -Reorient or relocate the receiving antenna. -Increase the separation between the equipment and receiver. -Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. -Consult the dealer or an experienced radio/TV technician for help. IMPORTANT NOTE: To comply with the FCC RF exposure compliance requirements, no change to the antenna or the device is permitted. Any change to the antenna or the device could result in the device exceeding the RF exposure requirements and void user’s authority to operate the device.

CoX Space Co., Ltd 858ho, Business Support Hub, 815, Daewangpangyo-ro, Sujeong-gu, Seongnam-si, Gyeonggi-do, Korea Tel : +82-10-3240-4464 http://www.coxspace.com Date: April 21, 2021 Federal Communications Commission 7435 Oakland Mills Road Columbia MD 21046 To whom it may concern: I, the undersigned, hereby authorize Jae Jun, Lee of KOREA TESTING & RESEARCH INSTITUTE and hereafter referred to as KOREA TESTING & RESEARCH INSTITUTE to act on our behalf in all manners relating to application for equipment authorization, including signing of all documents relating to these matters. Any and all acts carried out by Jae Jun, Lee of KOREA TESTING & RESEARCH INSTITUTE on our behalf shall have the same effect as acts of our own. I, the undersigned, hereby certify that we are not subject to a denial of federal benefits, that includes FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. 853(a). In authorizing KOREA TESTING & RESEARCH INSTITUTE as our agent, we still recognize that we are responsible to: a) comply with the relevant provisions of the certification program; b) make all necessary arrangements for the conduct of the evaluation, including provision for examining documentation and access to all areas, records (including internal audit reports) and personnel for the purposes of evaluation (e.g. testing, inspection, assessment, surveillance, reassessment) and resolution of complaints; c) make claims regarding certification only in respect of the scope for which certification has been granted; d) do not use our product certification in such a manner as to bring the Certification Division into disrepute and not make any statement regarding our product certification which the Certification Division may consider misleading or unauthorized; e) upon suspension or cancellation of certification, discontinue use of all advertising matter that contains any reference thereto and return any certification documents as required by the Certification Division; f) use certification only to indicate the products are certified as being in conformity with specified standards; g) endeavor to ensure that no certificate or report nor any part thereof is used in a misleading manner; CoX Space Co., Ltd 858ho, Business Support Hub, 815, Daewangpangyo-ro, Sujeong-gu, Seongnam-si, Gyeonggi-do, Korea Tel : +82-10-3240-4464 http://www.coxspace.com h) ensure that any reference to our product certification in communication media such as documents, brochures or advertising, complies with the requirements of the Certification Division; i) keep a record of all complaints made known to the us relating to the product’s compliance with requirements of the relevant standard and to make these records available to the Certification Division when requested; j) take appropriate action with respect to such complaints and any deficiencies found in products or services that affect compliance with the requirements for certification; k) document the actions taken. This authorization is valid until further written notice from the applicant. Sincerely Yours, Ho Yeon, Kim / CEO CoX Space Co., Ltd REMARK: 1. This authorization letter will be sent along with your application when filing with the Certification Division. 2. Please follow the format and type it on company letterhead and send original to us. 3. Authorized signature must be in agreement with grantee code contact in FCC database.

CoX Space Co., Ltd 858ho, Business Support Hub, 815, Daewangpangyo-ro, Sujeong-gu, Seongnam-si, Gyeonggi-do, Korea Tel : +82-10-3240-4464 http://www.coxspace.com Date: April 21, 2021 Federal Communications Commission Authorization and Evaluation Division To whom it may concern: Confidentiality Request regarding application for certification of FCC ID: 2AXGBCOXIC 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: PERMANENT Exhibit Type File Name Part List CONF APPENDIX_Part List_COXiC.pdf Schematics Diagram(s) CONF APPENDIX_Schematics Diagram_COXiC.pdf CONF APPENDIX_PCB Layout_COXiC.pdf Block diagram CONF APPENDIX_Block Diagram_COXiC.pdf Operation description CONF APPENDIX_Operation Descriptoin_COXiC.pdf 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 Yours, Ho Yeon, Kim / CEO CoX Space Co., Ltd

98, Gyoyukwon-ro, Gwacheon-si, Gyeonggi-do, 13810, Korea Tel : +82-2-2164-0011 Fax : +82-2-2634-1008 www.ktr.or.kr Page 1 / 3 - External Photo – <FCC ID : 2AXGBCOXIC> Front Rear 98, Gyoyukwon-ro, Gwacheon-si, Gyeonggi-do, 13810, Korea Tel : +82-2-2164-0011 Fax : +82-2-2634-1008 www.ktr.or.kr Page 2 / 3 Side 1 Side 2 98, Gyoyukwon-ro, Gwacheon-si, Gyeonggi-do, 13810, Korea Tel : +82-2-2164-0011 Fax : +82-2-2634-1008 www.ktr.or.kr Page 3 / 3 Internal External

98, Gyoyukwon-ro, Gwacheon-si, Gyeonggi-do, 13810, Korea Tel : +82-2-2164-0011 Fax : +82-2-2634-1008 www.ktr.or.kr Page 1 / 1 - Label Photo and Location – <FCC ID : 2AXGBCOXIC> FCC ID:2AXGBCOXIC SNOWL Charger Cradle MODEL:COXiC

98, Gyoyukwon-ro, Gwacheon-si, Gyeonggi-do, 13810, Korea Tel : +82-2-2164-0011 Fax : +82-2-2634-1008 www.ktr.or.kr Page 1 / 1 - Internal Photo – <FCC ID : 2AXGBCOXIC> Front Rear

KTR-QI-Y10053-F19(00)QRCodeforforgery TestReportissuedundertheresponsibilityof: KoreaTesting&ResearchInstitute TESTREPORT FCCPart15:SubpartB-UNINTENTIONALRADIATORS FCCID:2AXGBCOXIC ReportNumber:EFC-2020-000006 Dateofissue:Apr.09.2021 Totalnumberofpages:16 Testedby(name+signature) SeongSeungseop Approvedby(name+signature):LeeSangYong TestingLaboratory:KoreaTesting&Researchinstitute(KTR) Address: 98,Gyoyukwon-ro,Gwacheon-si,Gyeonggi-do,13810,Korea Applicant`sname: CoXSpaceCo.,Ltd Address: 858ho,BusinessSupportHub,815,Daewangpangyo-ro,Sujeong-gu,Seongnam-si, Gyeonggi-do,RepublicofKorea Manufacturer`sname: CoXSpaceCo.,Ltd Address: 858ho,BusinessSupportHub,815,Daewangpangyo-ro,Sujeong-gu,Seongnam-si, Gyeonggi-do,RepublicofKorea Testspecification: Standard: FCCPart15:SubpartB-UNINTENTIONALRADIATORS Testprocedure: KTR-QM-01 Non-standardtestmethod: N/A TestReportFormNo: KTR-QI-Y10053-F19(00) TestReoprtForm(s)Originator: KoreaTesting&Researchinstitute MasterTRF: Dated2012-06 Generalremarks: 1.Thetestresultsofthistestreportareonlylimitedintothesamplesandsamplenamesprovidedbytheclientanddo notguaranteethequalityofallproductsoftheclient.Youcancheckwebsite(www.ktr.or.kr)orQRcodeto verifytheauthenticityofthecertificate. 2.Thistestreportshallbeusedonlywithinthepurposeofitsdefinedusageandshallnotbeusedforpublic relation,advertisementandlawsuit. 3.ThistestreportisonlyvalidwhenprintedonKTRoriginalreportpaperwithhologramandwhenre-issuedbyKTR. Thecopyandtheelectronicfileofthetestreportareonlyforreference. 4.Thistestreportisarevisedversionwhichreplacestheexistingreport,duetotheadditionofFCCID Testitemdescription Manufacturer:CoXSpaceCo.,Ltd Model/Typereference:COXiC/SNOWLChargerCradle Ratings:DC3.7V(Battery) Page 2 of 16 Report Ref. No. EFC-2020-000006 KTR-QI-Y10053-F19(00) Summary of testing Tests performed (name of test and test clause): FCC Part 15 : Subpart B - UNINTENTIONAL RADIATORS - 15.107 Limits of disturbance voltages in the frequency range 150 kHz to 30 MHz - 15.109 Limits of radiated disturbance in the frequency range 30 MHz to 1 000 MHz Testing location: 98, Gyoyukwon-ro, Gwacheon-si, Gyeonggi-do, 13810, Korea Summary of compliance with National Differences: N/A Copy of marking plate: N/A Possible test case verdicts - test case does not apply to the test object : N/A - test object does meet the requirement : P (Pass) - test object does not meet the requirement : F (Fail) Testing Date of receipt of test item............................................: 2020. 06. 29. Date (s) of performance of tests....................................: Complementary items...................................................: 2020. 08. 25. ~ 2020. 08. 26. - Page 3 of 16 Report Ref. No. EFC-2020-000006 KTR-QI-Y10053-F19(00) FCC Part 15 : Subpart B - UNINTENTIONAL RADIATORS Item Description 1.1 ... General Description 4 1.1.1 Laboratory information 4 1.1.2 Equipment Description 4 1.1.3 Additional information about the EUT 4 1.1.4 Equipment Used During Test 5 1.1.5 Power Interface 5 1.1.6 Information of Manufacture 5 1.2 ... EUT Operation Modes 5 1.3 ... EUT Configuration Modes 5 1.4 ... Input/Output Ports 6 1.5 ... EUT Internal Clock Frequencies or Oscillator Frequencies 6 1.6 ... Result Summary 6 1.7 ... Measurement Uncertainty 6 1.8 ... Test Conditions and Results - Limits of disturbance voltage in the frequency range:150 kHz to 30 MHz 7 1.9 ... Test Conditions and Results - Limits of radiated disturbance in the frequency range : 30 MHz to 1 000 MHz 13 Page 4 of 16 Report Ref. No. EFC-2020-000006 KTR-QI-Y10053-F19(00) 1.1 General Description 1.1.1 Laboratory information The 10 m semi-anechoic chamber and/or EMC facilities are used for these testing. These facilities were accredited by KOLAS,KC, KCC of Korea, FCC of USA and VCCI of Japan Address KOREA TESTING & RESEARCH INSTITUTE. 98, Gyoyukwon-ro, Gwacheon-si, Gyeonggi-do, 13810, Korea KoreaTelephone No. : + 82-2-2092-4088 Facsimile No. : + 82-2-2635-6103 Registered No. KOLAS : 011 KC : J KCC & FCC : KCC & FCC : KR0030(Designation), FCC : 503434(Registration) VCCI Reg. No. : C-2363, R-2183 1.1.2 Equipment Description [ #1 Charge+Discharge ] [ #2 Discharge ] 1.1.3 Additional information about the EUT Basic model Variable Model name base Variable Range of variable Comments - - - - - (EUT is not have earth line) 1 phase 120 V~, 60 Hz EUT DC power supply SNOWL (Gesture Ring Mouse) EUT SNOWL (Gesture Ring Mouse) 1 phase 120 V~, 60 Hz Page 5 of 16 Report Ref. No. EFC-2020-000006 KTR-QI-Y10053-F19(00) 1.1.4 Equipment Used During Test Use* Product Type Manufacturer Model Comments EUT SNOWL Charger Cradle CoX Space Co., Ltd COXiC - ACC DC power supply Flextronics Power Systems (Dongguan) A1205 Output : 5 Vd.c. SNOWL (Gesture Ring Mouse) CoX Space Co., Ltd COXiC - * Use = EUT - Equipment Under Test, ACC - Accessory (Not Subjected to Test), or SIM - Simulator (Not Subjected to Test) 1.1.5 Power Interface Mode # Voltage (V) Current (A) Power (W) Frequency (DC/AC-Hz) Phases (#) Comments 1 120 - - AC – 60 1 Powered from DC power supply (EUT : 5 Vd.c. Charge) 2 - - - - - No external power (discharge state) 1.1.6 Information of Manufacture Information 1 Manufacture & Address CoX Space Co., Ltd 858ho, Business Support Hub, 815, Daewangpangyo-ro, Sujeong-gu, Seongnam-si, Gyeonggi-do, Republic of Korea 1.2 EUT Operation Modes Mode # Description 1 Discharge + Charge 2 Discharge 1.3 EUT Configuration Modes Mode # Description 1 Discharge + Charge 2 Discharge Page 6 of 16 Report Ref. No. EFC-2020-000006 KTR-QI-Y10053-F19(00) 1.4 Input/Output Ports Port # Name Type Cable Max. > 3 m Cable Shielded Connected to 1 DC IN LINE 1.0 No DC power supply 2 DC OUT LINE 0.0 No SNOWL (Gesture Ring Mouse) 1.5 EUT Internal Clock Frequencies or Oscillator Frequencies Frequency (MHz) Description - N/A 1.6 Result Summary FCC Part 15 Clause Requirement - Test Result 15.107 Limits of disturbance voltages in the frequency range 150 kHz to 30 MHz PASS 15.109 Limits of radiated disturbance in the frequency range …

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98, Gyoyukwon-ro, Gwacheon-si, Gyeonggi-do, 13810, Korea Tel : +82-2-2164-0011 Fax : +82-2-2634-1008 www.ktr.or.kr Page 1 / 2 - Test Setup Photo – <FCC ID : 2AXGBCOXIC> Radiated Spurious Emissions(Mode #1) Radiated Spurious Emissions(Mode #2) 98, Gyoyukwon-ro, Gwacheon-si, Gyeonggi-do, 13810, Korea Tel : +82-2-2164-0011 Fax : +82-2-2634-1008 www.ktr.or.kr Page 2 / 2 Conducted Emissions