1. FCC ID
  2. 2A7J2
  3. 2A7J2-TWST28

FCC ID 2A7J2-TWST28

True Wireless Earphones

by CG Mobile SAS

Grantee Code: 2A7J2   Product Code: TWST28
Latest application date: 2025-12-17

FCC ID Device Details

FCC ID2A7J2-TWST28
Mirrorsfcc.id | gov | fccid.ai
Grantee Code2A7J2
Product CodeTWST28
Applicant BusinessCG Mobile SAS 🇫🇷
Related Domains cg-mobile.com baihetiansolutions.com
Equipment ClassTrue Wireless Earphones
Test FirmSHENZHEN TONGCE TESTING LAB

Operating Frequencies

Frequency RangeApplication PurposeFinal Action Date
2402-2480 MHzOriginal Equipment2025-12-17

Exhibits

DocumentTypeAvailableFile
User ManualUsers Manual2026-06-16PDF 1.9 MB
Internal photosInternal Photos2026-06-16PDF 1.1 MB
External PhotosExternal Photos2026-06-16PDF 1.1 MB
LabelID Label/Location Info2025-12-17PDF 173.3 KB
Test Setup PhotosTest Setup Photos2026-06-16PDF 663.6 KB
Antenna SpecificationTest Report2025-12-17PDF 786 KB
BT reportTest Report2025-12-17PDF 3.8 MB
2.911 (d)(5)(i)CertificationEquipmentTypev1.2Attestation Statements2025-12-17PDF 67.2 KB
2.911 (d)(5)(ii)CertificationApplicantv1.3Attestation Statements2025-12-17PDF 62 KB
2.911 (d)(7)USAgentforServiceofProcessv1.3Attestation Statements2025-12-17PDF 67.3 KB
Agent Authorization Rev 1.0Cover Letter(s)2025-12-17PDF 21.5 KB
FCC Model StatementCover Letter(s)2025-12-17PDF 21 KB
FCC Short & Long Term Confidentiality Request Rev4.1Cover Letter(s)2025-12-17PDF 19.7 KB
RF exposure report-protable productRF Exposure Info2025-12-17PDF 485.3 KB
Block Metadata onlyBlock DiagramPDF 5 KB
SCH Metadata onlySchematicsPDF 157.8 KB
OP Metadata onlyOperational DescriptionPDF 147.7 KB

Application Information

Application IDcoC8sy0oEX6O4kRxqQb0Qg==
Final Action Date2025-12-17
Application PurposeOriginal Equipment
Applicant FRN0032570731
ModelTWST28
Frequency Range2402-2480 MHz
Equipment ClassDSS - Part 15 Spread Spectrum Transmitter
Device DescriptionTrue Wireless Earphones
Responsible PartyMarc Azoulay, marc@cg-mobile.com , 330183646574
Technical ContactCG Mobile SAS, marc@cg-mobile.com
Non-Technical ContactKenneth Young, Baihetian Innovative Solutions, ken.young@baihetiansolutions.com
Test FirmBeryl Zhao, SHENZHEN TONGCE TESTING LAB, berylzhao@tct-lab.com , +8675527208735
TCB Emailcertification@micomlabs.com
TCB ScopeA4: UNII devices & low power transmitters using spread spectrum techniques
Short-Term ConfidentialityYes
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
coC8sy0oEX6O4kRxqQb0Qg==2025-12-17Original Equipment

Equipment Authorization

FrequencyOutputRules
2402-2480 MHz0.000815C

Grants

TCB Grant - Application coC8sy0oEX6O4kRxqQb0Qg==

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

  MiCOM Labs
575 Boulder Court
Pleasanton, CA 94566
Date of Grant: 12/17/2025

Application Dated: 12/17/2025
CG Mobile SAS
39 rue de Courcelles
Paris, 75008
France
 
Attention: Marc Azoulay , CEO

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:  2A7J2-TWST28
Name of Grantee:  CG Mobile SAS
Equipment Class: Part 15 Spread Spectrum Transmitter
Notes: True Wireless Earphones
Grant Notes  FCC Rule Parts Frequency
Range (MHZ) 		Output
Watts 		Frequency
Tolerance 		Emission
Designator
15C 2402.0  -  2480.0 0.0008  

Output power listed is conducted power.