1. FCC ID
  2. 2BUN4
  3. 2BUN4-ACH4615

FCC ID 2BUN4-ACH4615

Wireless Headphones

by Shenzhen Feizhou Digital Technology Co., Ltd

Grantee Code: 2BUN4   Product Code: ACH4615
Latest application date: 2026-08-12

FCC ID Device Details

FCC ID2BUN4-ACH4615
Mirrorsfcc.id | gov | fccid.ai
Grantee Code2BUN4
Product CodeACH4615
Applicant BusinessShenzhen Feizhou Digital Technology Co., Ltd 🇨🇳
Equipment ClassWireless Headphones
Test FirmShenzhen HTT Technology Co.,Ltd.

Operating Frequencies

Frequency RangeApplication PurposeFinal Action Date
2402-2480 MHzOriginal Equipment2026-08-12

Exhibits

DocumentTypeAvailableFile
User ManualUsers Manual2026-08-12PDF 953.1 KB
appendix II EUT Internal photoInternal Photos2026-08-12PDF 686.3 KB
appendix II EUT External photoExternal Photos2026-08-12PDF 1.4 MB
Label and LocationID Label/Location Info2026-08-12PDF 231.3 KB
appendix I EUT Test Setup photoTest Setup Photos2026-08-12PDF 509.8 KB
Antenna SpecificationTest Report2026-08-12PDF 1.1 MB
Appendix RF Test Data for BTTest Report2026-08-12PDF 3.2 MB
HTT202607003F01_Test Report-BT FCCTest Report2026-08-12PDF 2.8 MB
USA-CoveredEquipmentLetter-Combined_V1.1Attestation Statements2026-08-12PDF 120.3 KB
USA-LocalRepLetter_V1.1 - 2BUN4-ACH4615Attestation Statements2026-08-12PDF 315.5 KB
USA-ConfidentialityRequestLetter_V0.1Cover Letter(s)2026-08-12PDF 100.7 KB
HTT202607003F02_RF Exposure-infoRF Exposure Info2026-08-12PDF 438.3 KB
Block Diagram Metadata onlyBlock DiagramPDF 6.1 KB
schematic Metadata onlySchematicsPDF 344.9 KB
Operation Description Metadata onlyOperational DescriptionPDF 134.2 KB
USA-DueDigilenceLetter_V0.1 Metadata onlyOperational DescriptionPDF 149.3 KB

Application Information

Application IDrNPrDB18UhOn5FYafVpAPQ==
Final Action Date2026-08-12
Application PurposeOriginal Equipment
Applicant FRN0037942646
ModelACH4615
Frequency Range2402-2480 MHz
Equipment ClassDSS - Part 15 Spread Spectrum Transmitter
Device DescriptionWireless Headphones
Responsible PartyFeng Deng, feizh168@163.com , 19068013561
Non-Technical ContactCindy Wu, HOORAY INDUSTRY LLC, cindynewhope@gmail.com , (626) 910-5808
Test FirmKevin Yang, Shenzhen HTT Technology Co.,Ltd., info@httprc.com , 86-755-23595200
TCB Emailo.kneip@kl-certification.de
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
rNPrDB18UhOn5FYafVpAPQ==2026-08-12Original Equipment

Equipment Authorization

FrequencyOutputRules
2402-2480 MHz0.000615C

Grants

TCB Grant - Application rNPrDB18UhOn5FYafVpAPQ==

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

  KL-Certification GmbH
Heinrich-Hertz-Allee 7
St. Ingbert, 66386
Germany 		Date of Grant: 08/12/2026

Application Dated: 08/12/2026
Shenzhen Feizhou Digital Technology Co., Ltd
Area C, 3F, Building 2, Taiming Industrial Zone,
Xinniu Community, Minzhi, Longhua,
Shenzhen,
China
 
Attention: Feng Deng , PM

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:  2BUN4-ACH4615
Name of Grantee:  Shenzhen Feizhou Digital Technology Co., Ltd
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 0.0006  

Output Power listed is peak conducted.