1. FCC ID
  2. 2BAXW
  3. 2BAXW-3304459

FCC ID 2BAXW-3304459

True Wireless Earbuds

by RUIJIN TREFAN TECHNOLOGY CO.,LTD

Grantee Code: 2BAXW   Product Code: 3304459
Latest application date: 2025-11-24

FCC ID Device Details

FCC ID2BAXW-3304459
Mirrorsfcc.id | gov | fccid.ai
Grantee Code2BAXW
Product Code3304459
Applicant BusinessRUIJIN TREFAN TECHNOLOGY CO.,LTD 🇨🇳
Related Domains hengdian-group.com
Equipment ClassTrue Wireless Earbuds
Test FirmGuangdong DN Testing Co., Ltd.

Operating Frequencies

Frequency RangeApplication PurposeFinal Action Date
2402-2480 MHzOriginal Equipment2025-11-24

Exhibits

DocumentTypeAvailableFile
User manualUsers Manual2025-11-24PDF 1.1 MB
Internal PhotosInternal Photos2025-11-24PDF 1.3 MB
External PhotosExternal Photos2025-11-24PDF 1.7 MB
Label and locationID Label/Location Info2025-11-24PDF 247.1 KB
Test Setup photoTest Setup Photos2025-11-24PDF 1.1 MB
Antenna specificationTest Report2025-11-24PDF 722.8 KB
DNT2509050188R9845-12298-TF-V12-FCC BT Test Report_Part1Test Report2025-11-24PDF 5.3 MB
DNT2509050188R9845-12298-TF-V12-FCC BT Test Report_Part2Test Report2025-11-24PDF 4.2 MB
USA-CoveredEquipmentLetter-Combined_V1.1Attestation Statements2025-11-24PDF 117.3 KB
USA-LocalRepLetter_V1.1_2BAXW-3304459Attestation Statements2025-11-24PDF 358.5 KB
FCC Declaration Letter TWS left&RightCover Letter(s)2025-11-24PDF 250.3 KB
USA-ConfidentialityRequestLetter_V0.1Cover Letter(s)2025-11-24PDF 102.9 KB
DNT2509050188R9845-12297-TF-V12-FCC MPE(Portable) ReportRF Exposure Info2025-11-24PDF 1,023.9 KB
Block Diagram Metadata onlyBlock DiagramPDF 120.1 KB
Schematic Metadata onlySchematicsPDF 96.1 KB
Operation Description - BT Metadata onlyOperational DescriptionPDF 231.1 KB
USA-DueDigilenceLetter_V0.1 Metadata onlyOperational DescriptionPDF 142.3 KB

Application Information

Application IDAsEXMRpOygf3XFiL9OlGHw==
Final Action Date2025-11-24
Application PurposeOriginal Equipment
Applicant FRN0033682428
Model3304459
Frequency Range2402-2480 MHz
Equipment ClassDSS - Part 15 Spread Spectrum Transmitter
Device DescriptionTrue Wireless Earbuds
Responsible PartyJeff Chai, jeff.chai@hengdian-group.com , 0086-571-87636957
Test FirmJoise Yang, Guangdong DN Testing Co., Ltd., Joise.yang@dn-testing.com , +86-0769-8808 7383
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
AsEXMRpOygf3XFiL9OlGHw==2025-11-24Original Equipment

Equipment Authorization

FrequencyOutputRules
2402-2480 MHz0.001515C

Grants

TCB Grant - Application AsEXMRpOygf3XFiL9OlGHw==

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: 11/24/2025

Application Dated: 11/24/2025
RUIJIN TREFAN TECHNOLOGY CO.,LTD
North Jinyuan Road, Economic and Development Zone
Ruijin, Jiangxi,
China
 
Attention: Jeff Chai , Sales Manger

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:  2BAXW-3304459
Name of Grantee:  RUIJIN TREFAN TECHNOLOGY CO.,LTD
Equipment Class: Part 15 Spread Spectrum Transmitter
Notes: True Wireless Earbuds
Grant Notes  FCC Rule Parts Frequency
Range (MHZ) 		Output
Watts 		Frequency
Tolerance 		Emission
Designator
15C 2402.0  -  2480.0 0.0015  

Output Power listed is peak conducted.