1. FCC ID
  2. 2AVIT
  3. 2AVIT-K5

FCC ID 2AVIT-K5

Wireless Headphones

by Earfun Technology (HK) Limited

Grantee Code: 2AVIT   Product Code: K5
Latest application date: 2026-07-09

FCC ID Device Details

FCC ID2AVIT-K5
Mirrorsfcc.id | gov | fccid.ai
Grantee Code2AVIT
Product CodeK5
Applicant BusinessEarfun Technology (HK) Limited
Related Domains earfunaudio.com picus.fi
Equipment ClassWireless Headphones
Test FirmShenzhen Microtest Co., Ltd.

Operating Frequencies

Frequency RangeApplication PurposeFinal Action Date
2402-2480 MHzOriginal Equipment2026-07-09

Exhibits

DocumentTypeAvailableFile
User manual part1Users Manual2026-07-09PDF 3 MB
User manual part2Users Manual2026-07-09PDF 2.9 MB
Internal photosInternal Photos2026-07-09PDF 5 MB
External photosExternal Photos2026-07-09PDF 5.6 MB
ID label and locationID Label/Location Info2026-07-09PDF 256.4 KB
Test Setup photoTest Setup Photos2026-07-09PDF 1.7 MB
Antenna SpecificationTest Report2026-07-09PDF 490.1 KB
Test reportTest Report2026-07-09PDF 3.3 MB
Attestation StatementAttestation Statements2026-07-09PDF 435 KB
Kaspersky StatementAttestation Statements2026-07-09PDF 681 KB
TCB_validation_US_agent_processAttestation Statements2026-07-09PDF 1.1 MB
Us_AgentAttestation Statements2026-07-09PDF 438.7 KB
ConfidentialityCover Letter(s)2026-07-09PDF 480.8 KB
Letter AuthorizationCover Letter(s)2026-07-09PDF 214 KB
RF ExposureRF Exposure Info2026-07-09PDF 335.6 KB
Block Diagram Metadata onlyBlock DiagramPDF 73 KB
Schematics Metadata onlySchematicsPDF 53.1 KB
Operational Description Metadata onlyOperational DescriptionPDF 225.9 KB

Application Information

Application IDvekHToZFvnxIfZPNsFi4+g==
Final Action Date2026-07-09
Application PurposeOriginal Equipment
Applicant FRN0029085636
ModelK5
Frequency Range2402-2480 MHz
Equipment ClassDSS - Part 15 Spread Spectrum Transmitter
Device DescriptionWireless Headphones
Responsible PartyRocky Deng, rocky@earfunaudio.com , +8615989596589
Technical ContactLeon Chen, Shenzhen Microtest Co., Ltd, leon@51mti.com , +86-755 88850135
Non-Technical Contactlvan Wang, Picus Advisors US LLC, ivan.wang@picus.fi , (713) 391-4488
Test FirmTina Huang, Shenzhen Microtest Co., Ltd., tinahuang@51mti.com , 0755-88850135-1132
TCB Emailelabscert@applus.com
TCB ScopeA4: UNII devices & low power transmitters using spread spectrum techniques
Short-Term ConfidentialityNo
Long-Term ConfidentialityYes
Modular EquipmentDoes not apply
Composite DeviceNo
Cognitive RadioNo
Authorization WaiverNo
Authorization Waiver ApprovedNo
Section 5301 CertificationYes
Related OET Knowledge DataBase InquiryNo

Applications

Application IDDatePurpose
vekHToZFvnxIfZPNsFi4+g==2026-07-09Original Equipment

Equipment Authorization

FrequencyOutputRules
2402-2480 MHz0.001115C

Grants

TCB Grant - Application vekHToZFvnxIfZPNsFi4+g==

TCB GRANT OF EQUIPMENT
AUTHORIZATION		 TCB
Certification
Issued Under the Authority of the
Federal Communications Commission
By:

  LGAI Technological Center S.A. (APPLUS)
Ronda de la Font del Carme, s/n <BR>P.O. Box 08193,
Barcelona,
Spain 		Date of Grant: 07/09/2026

Application Dated: 07/09/2026
Earfun Technology (HK) Limited
FLAT/RM A 9F,SILVERCORP INTERNATIONAL TOWER
707-713 NATHAN ROAD MONGKOK KL
HONG KONG,
Hong Kong
 
Attention: Rocky Deng ,

NOT TRANSFERABLE
EQUIPMENT AUTHORIZATION is hereby issued to the named GRANTEE, and is VALID ONLY for the equipment identified hereon for use under the Commission's Rules and Regulations listed below.
 
FCC IDENTIFIER:  2AVIT-K5
Name of Grantee:  Earfun Technology (HK) Limited
Equipment Class: Part 15 Spread Spectrum Transmitter
Notes: Wireless Headphones
Grant Notes  FCC Rule Parts Frequency
Range (MHZ) 		Output
Watts 		Frequency
Tolerance 		Emission
Designator
15C 2402.0  -  2480.0 0.0011  

Output power listed is conducted.