1. FCC ID
  2. 2BBFL
  3. 2BBFL-TK-ONE

FCC ID 2BBFL-TK-ONE

Bluetooth earphones

by Shenzhen SaiFeng Electronic Technology Co., Ltd

Grantee Code: 2BBFL   Product Code: TKONE
Latest application date: 2026-06-17

FCC ID Device Details

FCC ID2BBFL-TK-ONE
Mirrorsfcc.id | gov | fccid.ai
Grantee Code2BBFL
Product CodeTKONE
Applicant BusinessShenzhen SaiFeng Electronic Technology Co., Ltd 🇨🇳
Equipment ClassBluetooth earphones
Test FirmShenzhen ZKT Technology Co., Ltd.

Operating Frequencies

Frequency RangeApplication PurposeFinal Action Date
2402-2480 MHzOriginal Equipment2026-06-17

Exhibits

DocumentTypeAvailableFile
User ManualUsers Manual2026-06-17PDF 747.3 KB
Internal PhotosInternal Photos2026-06-17PDF 4.2 MB
External PhotosExternal Photos2026-06-17PDF 5 MB
Label InformationID Label/Location Info2026-06-17PDF 485.5 KB
Test Setup PhotosTest Setup Photos2026-06-17PDF 401.1 KB
Antenna ReportTest Report2026-06-17PDF 512.1 KB
Test ReportTest Report2026-06-17PDF 5.1 MB
Attestation Statements of US Agent for Service of Process, 2.911(d)(7)Attestation Statements2026-06-17PDF 95.9 KB
Attestation of Covered Equipment, 2.911(d)(5)(i)(ii)Attestation Statements2026-06-17PDF 78.8 KB
Agent Authorization Letter TemplateCover Letter(s)2026-06-17PDF 78.5 KB
Model DifferenceCover Letter(s)2026-06-17PDF 50.6 KB
Short & Long Term Confidentiality RequestCover Letter(s)2026-06-17PDF 43.6 KB
RF Exposure ReportRF Exposure Info2026-06-17PDF 128.5 KB
BLOCK Metadata onlyBlock DiagramPDF 45.5 KB
SCH Metadata onlySchematicsPDF 390.6 KB
Operational Description Metadata onlyOperational DescriptionPDF 103.2 KB

Application Information

Application IDCHg/GskXoQrxZLuc7PnYnA==
Final Action Date2026-06-17
Application PurposeOriginal Equipment
Applicant FRN0033834888
ModelTK-ONE
Frequency Range2402-2480 MHz
Equipment ClassDSS - Part 15 Spread Spectrum Transmitter
Device DescriptionBluetooth earphones
Responsible PartyQing Tian, 420963317@qq.com , +86-18826589028
Technical ContactShenzhen SaiFeng Electronic Technology Co., Ltd, 420963317@qq.com
Non-Technical ContactLeon Howar, GOLDEN VICTORY INTERNATIONAL TRADING CO LTD, Leon_Howar@GVITRADING.onmicrosoft.com
Test FirmLake Xie, Shenzhen ZKT Technology Co., Ltd., zkt@zkt-lab.com , 86-13620010775
TCB Emailanezam@qai.org
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
CHg/GskXoQrxZLuc7PnYnA==2026-06-17Original Equipment

Equipment Authorization

FrequencyOutputRules
2402-2480 MHz0.000415C

Grants

TCB Grant - Application CHg/GskXoQrxZLuc7PnYnA==

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

  QAI LABORATORIES LTD
3980 North Fraser Way
Burnaby, BC, V5J5K5
Canada 		Date of Grant: 06/17/2026

Application Dated: 06/16/2026
Shenzhen SaiFeng Electronic Technology Co., Ltd
Community, Ban Tin Street, Longgang District,
Shenzhen,
China
 
Attention: Qing Tian ,

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:  2BBFL-TK-ONE
Name of Grantee:  Shenzhen SaiFeng Electronic Technology Co., Ltd
Equipment Class: Part 15 Spread Spectrum Transmitter
Notes: Bluetooth earphones
Grant Notes  FCC Rule Parts Frequency
Range (MHZ) 		Output
Watts 		Frequency
Tolerance 		Emission
Designator
15C 2402.0  -  2480.0 0.0004  

Power listed is the maximum conducted output power.