2AUIUWE1BLKWyze Buds

WyzeLabs,Inc. 5808LakeWashingtonBlvdNESte300,KirklandWashington98033,UnitedStates Aug.04,2021 FederalCommunicationCommission AuthorizationandEvaluationDivision FCCID:2AUIUWE1BLK Re:ConfidentialityRequest PursuanttoSections0.457and0.459oftheCommission’sRules,theapplicanthereby requestsconfidentialtreatmentofinformationappliedthisapplicationasoutlinedbelow: 1:BlockDiagram 2:Schematics 3:OperationalDescription Inadditionaltoabovementioneddocuments,inordertocomplywiththemarketing regulationsinTitle47CFR§2.803andtheimportationrulesinTitle47CFR§2.1204, whileensuringthatbusinesssensitiveinformationremainsconfidentialuntiltheactual marketingofnewlyauthorizeddevices,werequestShortTermConfidentialityofthe followingattachment(s); ExternalPhotos TestSetupPhotos InternalPhotos UserManual For45days,pursuanttoPublicNoticeDA04-1705. OR For180dayspursuanttoKDB726920D01. Itisourunderstandingthatallmeasurementtestreports,FCCIDlabelformatand correspondenceduringthecertificationreviewprocesscannotbegrantedas confidentialdocumentsandthisinformationwillbeavailableforpublicreviewonce thegrantofequipmentauthorizationisissued. Sincerely, Wyze Labs, Inc. 5808 Lake WashingtonBlvd NE Ste 300, KirklandWashington98033,UnitedStates Wyze Labs, Inc. Contact person: Steve Skeoch Title: General Manager

External Photos WHOLE VIEW OF EUT TOP VIEW OF EUT BOTTOM VIEW OF EUT FRONT VIEW OF EUT BACK VIEW OF EUT LEFT VIEW OF EUT RIGHT VIEW OF EUT Left VIEW OF EUT(PORT) Right VIEW OF EUT(PORT)

FCC ID and IC Label Location The product does not have enough space to place the label, and FCC ID label is reflected in the us er manual and package, as below

Internal Photos Left OPEN VIEW OF EUT VIEW OF BATTERY INTERNAL VIEW OF EUT-1 INTERNAL VIEW OF EUT-2 INTERNAL VIEW OF EUT-3 INTERNAL VIEW OF EUT-4 BT Antenna Right OPEN VIEW OF EUT VIEW OF BATTERY INTERNAL VIEW OF EUT-1 INTERNAL VIEW OF EUT-2 INTERNAL VIEW OF EUT-3 INTERNAL VIEW OF EUT-4 BT Antenna

Page 1 of 40 FCC Test Report Report No.: AGC00593210401FE02 FCC ID : 2AUIUWE1BLK APPLICATION PURPOSE : Original Equipment PRODUCT DESIGNATION : Wyze Buds BRAND NAME : WYZE MODEL NAME : WE1BLK APPLICANT : Wyze Labs, Inc. DATE OF ISSUE : May 12, 2021 STANDARD(S) : FCC Part 15.247 REPORT VERSION : V1.0 Attestation of Global Compliance (Shenzhen) Co., Ltd Report No.: AGC00593210401FE02 Page 2 of 40 REPORT REVISE RECORD Report Version Revise Time Issued Date Valid Version Notes V1.0 / May 12, 2021 Valid Initial Release Report No.: AGC00593210401FE02 Page 3 of 40 TABLE OF CONTENTS 1. VERIFICATION OF COMPLIANCE .................................................................................................................. 4 2. GENERAL INFORMATION .............................................................................................................................. 5 2.1. PRODUCT DESCRIPTION ........................................................................................................................ 5 2.2. TABLE OF CARRIER FREQUENCYS ....................................................................................................... 5 2.3. RELATED SUBMITTAL(S)/GRANT(S) ....................................................................................................... 6 2.4. TEST METHODOLOGY ............................................................................................................................. 6 2.5. SPECIAL ACCESSORIES .......................................................................................................................... 6 2.6. EQUIPMENT MODIFICATIONS ................................................................................................................. 6 2.7. ANTENNA REQUIREMENT ....................................................................................................................... 6 3. MEASUREMENT UNCERTAINTY ................................................................................................................... 7 4. DESCRIPTION OF TEST MODES ................................................................................................................... 8 5. SYSTEM TEST CONFIGURATION .................................................................................................................. 9 5.1. CONFIGURATION OF TESTED SYSTEM ................................................................................................. 9 5.2. EQUIPMENT USED IN TESTED SYSTEM ................................................................................................ 9 5.3. SUMMARY OF TEST RESULTS ................................................................................................................ 9 6. TEST FACILITY .............................................................................................................................................. 10 7. PEAK OUTPUT POWER ................................................................................................................................ 11 7.1. MEASUREMENT PROCEDURE .............................................................................................................. 11 7.2. TEST SET-UP (BLOCK DIAGRAM OF CONFIGURATION) .................................................................... 11 7.3. LIMITS AND MEASUREMENT RESULT .................................................................................................. 12 8. 6 DB BANDWIDTH ......................................................................................................................................... 16 8.1. MEASUREMENT PROCEDURE .............................................................................................................. 16 8.2. TEST SET-UP (BLOCK DIAGRAM OF CONFIGURATION) .................................................................... 16 8.3. LIMITS AND MEASUREMENT RESULTS ............................................................................................... 16 9. CONDUCTED SPURIOUS EMISSION........................................................................................................... 18 9.1. MEASUREMENT PROCEDURE .............................................................................................................. 18 9.2. TEST SET-UP (BLOCK DIAGRAM OF CONFIGURATION) .................................................................... 18 9.3. MEASUREMENT EQUIPMENT USED .................................................................................................... 18 9.4. LIMITS AND MEASUREMENT RESULT .................................................................................................. 18 10. MAXIMUM CONDUCTED OUTPUT POWER SPECTRAL DENSITY ........................................................ 26 10.1. MEASUREMENT PROCEDURE ............................................................................................................ 26 10.2. TEST SET-UP (BLOCK DIAGRAM OF CONFIGURATION) .................................................................. 26 10.3. MEASUREMENT EQUIPMENT USED .................................................................................................. 26 10.4. LIMITS AND MEASUREMENT RESULT................................................................................................ 26 11. RADIATED EMISSION ................................................................................................................................. 28 11.1. MEASUREMENT PROCEDURE ............................................................................................................ 28 11.2. TEST SETUP .......................................................................................................................................... 29 11.3. LIMITS AND MEASUREMENT RESULT................................................................................................ 30 11.4. TEST RESULT .............................................…

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Test Setup Photos RADIATED EMISSION TEST SETUP BELOW 1GHz RADIATED EMISSION TEST SETUP ABOVE 1GHz CONDUCTED TEST SETUP