2AYVZ256GHELM

FCC WARNING 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. Any changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. 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 or more 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. installed and operated with minimum distance between 20cm the radiator your body: Use only the supplied antenna.

PrivacyLabs,Inc. AgentAuthorization Company:PrivacyLabs,Inc. Address:5242148thAveSE,Bellevue,WA98006 ProductName:HELM ModelNumber(s):256G,512G,1TB ProductDescription:HELM WeauthorizeMiCOMLabsInc.,575BoulderCourt,Pleasanton,California94566,USA, toactonourbehalfonallmattersconcerningthecertificationofabovenamed equipment. WedeclarethatMiCOMLabsInc.isallowedtoforwardallinformationrelatedtothe approvalandcertificationofequipmenttotheregulatoryagenciesasrequiredandto discussanyissuesconcerningtheapprovalapplication.Anyandallactscarriedoutby MiCOMLabsonourbehalfshallhavethesameeffectasactsofourown. Signature:Date:2021/2/22 Name:GiriSreenivas Title:Manager Company:PrivacyLabs,Inc.

PrivacyLabs,Inc. OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 USA Date:2021/2/22 Subject;RequestforConfidentiality FCCID:2AYVZ256G ToWhomItMayConcern, PursuanttotheprovisionsoftheCommission’srulesTitle47Sections§0.457and§0.459,we arerequestingtheCommissiontowithholdthefollowingattachment(s)asconfidential documentsfrompublicdisclosureindefinitely. Thesedocumentscontaindetailedsystemandequipmentdescriptionsandareconsideredas proprietaryinformationinoperationoftheequipment.Thepublicdisclosureofthesedocuments mightbeharmfultoourcompanyandwouldgivecompetitorsanunfairadvantageinthemarket. SchematicDiagram BlockDiagram softwaresecurityrequirement OperationalDescription Inadditionaltoabovementioneddocuments,inordertocomplywiththemarketingregulations inTitle47CFR§2.803andtheimportationrulesinTitle47CFR§2.1204,whileensuringthat businesssensitiveinformationremainsconfidentialuntiltheactualmarketingofnewly authorizeddevices,werequestShortTermConfidentialityofthefollowingattachment(s); UserManual For45days,pursuanttoPublicNoticeDA04-1705. OR For180dayspursuanttoKDB726920D01. Itisourunderstandingthatallmeasurementtestreports,FCCIDlabelformatand correspondenceduringthecertificationreviewprocesscannotbegrantedasconfidential documentsandthisinformationwillbeavailableforpublicreviewoncethegrantofequipment authorizationisissued. Sincerely, Signature: Name:GiriSreenivas Title:Manager

PrivacyLabs,Inc. ModelDifference 2021/2/22 EUTNAME:HELM FCCID:2AYVZ256G MODEL:256G,512G,1TB AllthemodelarethesamecircuitandRFmodule,exceptmodelnamesandcolor. Regards Sincerely Client’ssignature Client’sname/title:GiriSreenivas/SeniorManager Contactinformation/address:5242148thAveSEBellevue,WA98006USA

ExternalPhotos

Size:20*10mm HELM Model:256G FCCID:2AYVZ256G Label location

InternalPhotos AntennaA AntennaB

FCC§15.247(i),§2.1091–RFExposure FCCID:2AYVZ256G Appliedprocedures/limit AccordingtoFCC§15.247(i)and§1.1307(b)(1),systemsoperatingundertheprovisionsofthis sectionshallbeoperatedinamannerthatensuresthatthepublicisnotexposedtoradio frequencyenergylevelinexcessoftheCommission’sguidelines. LimitsforOccupational/ControlledExposure Frequency Range(MHz) ElectricField Strength(E) (V/m) MagneticField Strength(H) (A/m) PowerDensity(S) (mW/cm 2 ) AveragingTime |E| 2 ,|H| 2 orS (minutes) 0.3-3.06141.63(100)*6 3.0-301842/f4.89/f(900/f)*6 30-30061.40.1631.06 300-1500F/3006 1500-100,00056 Note:ƒisfrequencyinMHz *=Powerdensitylimitisapplicableatfrequenciesgreaterthan100MHz LimitsforGeneralPopulation/UncontrolledExposure Frequency Range(MHz) ElectricField Strength(E) (V/m) MagneticField Strength(H) (A/m) PowerDensity(S) (mW/cm 2 ) AveragingTime |E| 2 ,|H| 2 orS (minutes) 0.3-1.346141.63(100)*30 1.34-30824/f2.19/f(180/f)*30 30-30027.50.0730.230 300-1500F/150030 1500-100,0001.030 Note:f=frequencyinMHz *=Plane-waveequivalentpowerdensity MPEPREDICTION PredicationofMPElimitatagivendistance,EquationfromOETBulletin65,Edition97-01 Where:S=powerdensity P=powerinputtoantenna G=powergainoftheantennainthedirectionofinterestrelativetoanisotropicradiator R=distancetothecenterofradiationoftheantenna,R=0.2m TESTRESULTS FortheMaxsimultaneoustransmission: Tuneup Produce power Maximu mpeak output power (dBm) Output power to antenn a (mW) Antenna Gain (numeric) Power Density (S) (mW/ cm2) Limit (mW / cm2 ) Result BT1±121.581.259(1dBi)0.000551Pass BLE-1±101.001.259(1dBi)0.000501Pass 2.4G WIFI 10±11112.591.259(1dBi)0.006311Pass 5GWIFI12±11319.951.259(1dBi)0.009991Pass Power Density(S) (mW/cm2) TotalPower Density(S) Limit Result BT0.00055 0.016851Pass 2.4GHz WIFI 0.00631 5GHz WIFI 0.00999

No.：BCTC/RF-EMC-007Page: 1 of 42 Edition：A.3 TESTREPORT ShenzhenBCTCTestingCo.,Ltd. ReportNo.:BCTC2011000487-2E Applicant:PrivacyLabs,Inc. ProductName:HELM Model/Type reference: 256G TestedDate:2020-11-27to2021-01-13 IssuedDate:2021-01-13 ReportNo.:BCTC2011000487-2E No.：BCTC/RF-EMC-007Page: 2 of 42 Edition：A.3 FCCID:2AYVZ256G Thetestreportiseffectiveonlywithbothsignatureandspecializedstamp.Thisresult(s)showninthisreport referonlytothesample(s)tested.WithoutwrittenapprovalofShenzhenBCTCTestingCo.,Ltd,thisreport can’tbereproducedexceptinfull.Thetestedsample(s)andthesampleinformationareprovidedbythe client. ProductName: HELM Trademark:N/A Model/Typereference: 256G 512G,1TB PreparedFor:PrivacyLabs,Inc. Address:5242148thAveSEBellevue,WA98006USA Manufacturer:ShenzhenVamrsTechnologyCo.,Ltd. Address: 912-913,ZhongxiECOInternationalBuildingShuikuRoad, Xixiang,BaoanShenzhen,518102China PreparedBy:ShenzhenBCTCTestingCo.,Ltd. Address: 1-2/F.,BuildingB,PengzhouIndustrialPark,No.158,Fuyuan 1stRoad,Tangwei,FuhaiSubdistrict,Bao'anDistrict, Shenzhen,Guangdong,China SampleReceivedDate:2020-11-27 SampletestedDate:2020-11-27to2021-01-13 IssueDate:2021-01-13 ReportNo.:BCTC2011000487-2E TestStandards FCCPart15.247 ANSIC63.10-2013 TestResultsPASS Remark:Thisis BluetoothBLE radiotestreport. Testedby:Approvedby: KelseyTan/ProjectHandlerZeroZhou/Reviewer ReportNo.:BCTC2011000487-2E No.：BCTC/RF-EMC-007Page: 3 of 42 Edition：A.3 TABLEOFCONTENT TestReportDeclarationPage 1.VERSION ........................................................................................................................ 5 2.TESTSUMMARY .......................................................................................................... 6 3.MEASUREMENTUNCERTAINTY ............................................................................. 7 4.PRODUCTINFORMATIONANDTESTSETUP ..................................................... 8 4.1ProductInformation .................................................................................................. 8 4.2TestSetupConfiguration ......................................................................................... 8 4.3SupportEquipment ................................................................................................... 9 4.4ChannelList ............................................................................................................... 9 4.5TestMode ................................................................................................................ 10 4.6Tableofparametersoftextsoftwaresetting ...................................................... 10 5.TESTFACILITYANDTESTINSTRUMENTUSED .............................................. 11 5.1TestFacility .............................................................................................................. 11 5.2TestInstrumentUsed ............................................................................................. 11 6.CONDUCTEDEMISSIONS ....................................................................................... 13 6.1BlockDiagramOfTestSetup ............................................................................... 13 6.2Limit ........................................................................................................................... 13 6.3Testprocedure ........................................................................................................ 13 6.4EUToperatingConditions ..................................................................................... 13 6.5TestResult ............................................................................................................... 14 7.RADIATEDEMISSIONS ............................................................................................ 16 7.1BlockDiagramOfTestSetup ............................................................................... 16 7.2Limit ........................................................................................................................... 17 7.3Testprocedure ........................................................................................................ 18 7.4EUToperatingConditions ..................................................................................... 19 7.5TestResult ............................................................................................................... 20 8.RADIATEDBANDEMISSIONMEASUREMENTANDRESTRICTEDBANDS OFOPERATION .............................................................................................................. 24 8.1BlockDiagramOfTestSetup ............................................................................... 24 8.2Limit ........................................................................................................................... 24 8.3Testprocedure ........................................................................................................ 25 8.4EUToperatingConditions ..................................................................................... 25 8.5TestResult ............................................................................................................... 26 9.POWERSPECTRALDENSITYTEST ..................................................................... 27 9.1BlockDiagramOfTestSetup ............................................................................... 27 9.2Limit ........................................................................................................................... 27 9.3Testprocedure ........................................................................................................ 27 9.4EUToperatingConditions ..................................................................................... 27 9.5TestResult ............................................................................................................... 28 10.BANDWIDTHTEST ...............................................…

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No.：BCTC/RF-EMC-005 Page: 1 of 61 Edition：A.3 TEST REPORT Shenzhen BCTC Testing Co., Ltd. Report No.: BCTC2011000487-3E Applicant: Privacy Labs, Inc. Product Name: HELM Model/Type reference: 256G Tested Date: 2020-11-27 to 2021-01-13 Issued Date: 2021-01-13 Report No.: BCTC2011000487-3E No.：BCTC/RF-EMC-005 Page: 2 of 61 Edition：A.3 FCC ID:2AYVZ256G The test report is effective only with both signature and specialized stamp.This result(s) shown in this report refer only to the sample(s) tested. Without written approval of Shenzhen BCTC Testing Co., Ltd, this report can’t be reproduced except in full.The tested sample(s) and the sample information are provided by the client. Product Name: HELM Trademark: N/A Model/Type reference: 256G 512G, 1TB Prepared For: Privacy Labs, Inc. Address: 5242 148th Ave SE Bellevue, WA 98006 USA Manufacturer: Shenzhen Vamrs Technology Co., Ltd. Address: 912-913, Zhongxi ECO International Building Shuiku Road, Xixiang, Baoan Shenzhen, 518102 China Prepared By: Shenzhen BCTC Testing Co., Ltd. Address: 1-2/F., Building B, Pengzhou Industrial Park, No.158, Fuyuan 1st Road, Tangwei, Fuhai Subdistrict, Bao'an District, Shenzhen, Guangdong, China Sample Received Date: 2020-11-27 Sample tested Date: 2020-11-27 to 2021-01-13 Issue Date: 2021-01-13 Report No.: BCTC2011000487-3E Test Standards FCC Part15.247 ANSI C63.10:2013 KDB 662911 D01 v02r01 558074 D01 15.247 Meas Guidance v05r02 Test Results PASS Tested by: Approved by: Kelsey Tan/ Project Handler Zero Zhou/Reviewer Report No.: BCTC2011000487-3E No.：BCTC/RF-EMC-005 Page: 3 of 61 Edition：A.3 Table of Contents Page 1 .VERSION 6 2 . SUMMARY OF TEST RESULTS 7 2.1 MEASUREMENT UNCERTAINTY 8 3 . GENERAL INFORMATION 9 3.1 GENERAL DESCRIPTION OF EUT 9 3.2 DESCRIPTION OF TEST MODES 10 3.3 BLOCK DIGRAM SHOWING THE CONFIGURATION OF SYSTEM TESTED 11 3.4 DESCRIPTION OF SUPPORT UNITS(CONDUCTED MODE) 11 3.5 EQUIPMENTS LIST FOR ALL TEST ITEMS 12 3.5.1TEST FACILITY 12 3.5.2 RADIATION TEST EQUIPMENT 12 4 . EMC EMISSION TEST 14 4.1 CONDUCTED EMISSION MEASUREMENT 14 4.1.1 POWER LINE CONDUCTED EMISSION LIMITS 14 4.1.2 TEST PROCEDURE 14 4.1.3 DEVIATION FROM TEST STANDARD 14 4.1.4 TEST SETUP 15 4.1.5 EUT OPERATING CONDITIONS 15 4.1.6 TEST RESULTS 16 4.2 RADIATED EMISSION MEASUREMENT 18 4.2.1 RADIATED EMISSION LIMITS 18 4.2.2 TEST PROCEDURE 19 4.2.3 DEVIATION FROM TEST STANDARD 19 4.2.4 TEST SETUP 20 4.2.5 EUT OPERATING CONDITIONS 21 4.2.6 TEST RESULTS (BETWEEN 9KHZ – 30 MHZ) 22 4.2.7 TEST RESULTS (BETWEEN 30MHZ – 1GHZ) 23 4.2.8 TEST RESULTS 25 4.3 RADIATED BAND EMISSION MEASUREMENT 28 4.3.1 TEST REQUIREMENT: 28 4.3.2 TEST PROCEDURE 28 4.3.3 DEVIATION FROM TEST STANDARD 29 4.3.4 TEST SETUP 29 4.3.5 EUT OPERATING CONDITIONS 29 Report No.: BCTC2011000487-3E No.：BCTC/RF-EMC-005 Page: 4 of 61 Edition：A.3 Table of Contents Page 5 . POWER SPECTRAL DENSITY TEST 31 5.1 APPLIED PROCEDURES / LIMIT 31 5.1.1 TEST PROCEDURE 31 5.1.2 DEVIATION FROM STANDARD 31 5.1.3 TEST SETUP 31 5.1.4 EUT OPERATION CONDITIONS 31 5.1.5 TEST RESULTS 32 6 . BANDWIDTH TEST 38 6.1 APPLIED PROCEDURES / LIMIT 38 6.1.1 TEST PROCEDURE 38 6.1.2 DEVIATION FROM STANDARD 38 6.1.3 TEST SETUP 38 6.1.4 EUT OPERATION CONDITIONS 38 6.1.5 TEST RESULTS 39 7 . PEAK OUTPUT POWER TEST 45 7.1 APPLIED PROCEDURES/LIMIT 45 7.1.1 TEST PROCEDURE 45 7.1.2 DEVIATION FROM STANDARD 45 7.1.3 TEST SETUP 45 7.1.4 EUT OPERATION CONDITIONS 45 7.1.5 TEST RESULTS 46 8 . 100 KHZ BANDWIDTH OF FREQUENCY BAND EDGE 47 8.1 APPLICABLE STANDARD 47 8.2 TEST PROCEDURE 47 8.3 DEVIATION FROM STANDARD 47 8.4 TEST SETUP 47 8.5 EUT OPERATION CONDITIONS 47 9 . DUTY CYCLE OF TEST SIGNAL 54 9.1 STANDARD REQUIREMENT 54 9.2 FORMULA: 54 10 . ANTENNA REQUIREMENT 57 10.1 STANDARD REQUIREMENT 57 10.2 EUT ANTENNA 57 Report No.: BCTC2011000487-3E No.：BCTC/RF-EMC-005 Page: 5 of 61 Edition：A.3 Table of Contents Page 11 . EUT PHOTOGRAPHS 58 12 . EUT TEST SETUP PHOTOGRAPHS 59 APPENDIX-PHOTOGRAPHS OF EUT CONSTRUCTIONAL DETAILS Report No.: BCTC2011000487-3E No.：BCTC/RF-EMC-005 Page: 6 of 61 Edition：A.3 1.VERSION Report No. Issue Date Description Approved BCTC2011000487-3E 2021-01-13 Original Valid Report No.: BCTC2011000487-3E No.：BCTC/RF-EMC-005 Page: 7 of 61 Edition：A.3 2. SUMMARY OF TEST RESULTS Test procedures according to the technical standards: FCC Part15 (15.247) , Subpart C Standard Section Test Item Judgment Remark 15.207 Conducted Emission PASS 15.247 (a)(2) 6dB Bandwidth PASS 15.247 (b) Peak Output Power PASS 15.247 (d) Radiated Spurious Emission PASS 15.247 (e) Power Spectral Density PASS 15.205 Restricted Band of Operation PASS 15.247 (d) Band Edge (Out of Band Emissions) PASS 15.203 Antenna Requirement PASS NOTE: (1)” N/A” denotes test is not applicable in this Test Report Report No.: BCTC2011000487-3E No.：BCTC/RF-EMC-005 Page: 8 of 61 Edition：A.3 2.1 MEASUREMENT UNCERTAINTY The reported uncertainty of measurement y ± U，where expended uncertainty U is based on a standard uncertainty multiplied by a coverage factor of k=2，providing a level of confidence of approximately 95 %。 No. Item Uncertainty 1 3m camber Radiated spurious emission(30MHz-1GHz) U=4.3dB 2 3m chamber Radiated spurious emission(1GHz-18GHz) U=4.5dB 3 3m chamber Radiated spurious emission(18GHz-40GHz) U=3.34dB 4 Conducted Adjacent channel power U=1.38dB 5 Conducted output power uncertainty Above 1G U=1.576dB 6 Conducted output power uncertainty below 1G U=1.28dB 7 humidity uncertainty U=5.3% 8 Temperature uncertainty U=0.59°C Report No.: BCTC2011000487-3E No.：BCTC/RF-EMC-005 Page: 9 of 61 Edition：A.3 3. GENERAL INFORMATION 3.1 GENERAL DESCRIPTION OF EUT Model/Type reference: 256G 512G, 1TB Model differences: All the model are the same circuit and RF module, except model names. Hardware Version: N/A Software Version: N/A Operation Frequency: 802.11b/g/n20MHz:2412~2462 MHz Bit Rate of Transmitter 802.11b:11/5.5/2/1 Mbps 802.11g:54/48/36/24/18/12/9/6Mbps 802.11n Up to 75Mbps Type of Modulation: WIFI: OFDM/DSSS Number Of Channel 802.11b/g/n20MHz:11 CH Antenna insta…

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Report No.: BCTC2011000487-4E No.：BCTC/RF-EMC-005 Page: 105 of 108 Edition：A.3 16. EUT TEST SETUP PHOTOGRAPHS Conducted Measurement Photos Report No.: BCTC2011000487-4E No.：BCTC/RF-EMC-005 Page: 106 of 108 Edition：A.3 Radiated Measurement Photos Report No.: BCTC2011000487-4E No.：BCTC/RF-EMC-005 Page: 107 of 108 Edition：A.3