1. FCC ID
  2. 2AYNN
  3. 2AYNN-21003700A

FCC ID 2AYNN-21003700A

WIRELESS EARPHONES

by FOURSTAR GROUP INC

Grantee Code: 2AYNN   Product Code: 21003700A
Latest application date: 2026-06-22

FCC ID Device Details

FCC ID2AYNN-21003700A
Mirrorsfcc.id | gov | fccid.ai
Grantee Code2AYNN
Product Code21003700A
Applicant BusinessFOURSTAR GROUP INC 🇨🇳
Related Domains fsgroup-inc.com
Equipment ClassWIRELESS EARPHONES
Test FirmCHINA CERTIFICATION ICT CO., LTD (DONGGUAN)

Operating Frequencies

Frequency RangeApplication PurposeFinal Action Date
2402-2480 MHzOriginal Equipment2026-06-22

Exhibits

DocumentTypeAvailableFile
Label and Label LocationID Label/Location Info2026-06-22PDF 316.6 KB
Antenna SpecificationTest Report2026-06-22PDF 995.7 KB
Test ReportTest Report2026-06-22PDF 3.1 MB
Attestation LetterAttestation Statements2026-06-22PDF 102.8 KB
Attestation Letter-2.911(d)(5)(i)(ii)Attestation Statements2026-06-22PDF 53.7 KB
US Agent Attestation LetterAttestation Statements2026-06-22PDF 492 KB
FCC Agent Authorization LetterCover Letter(s)2026-06-22PDF 73.7 KB
FCC Confidentiality LetterCover Letter(s)2026-06-22PDF 58.6 KB
RF Exposure InformationRF Exposure Info2026-06-22PDF 95.6 KB
User Manual Metadata onlyUsers Manual2026-12-19PDF 989.1 KB
Internal Photos Metadata onlyInternal Photos2026-12-19PDF 696.3 KB
External Photos Metadata onlyExternal Photos2026-12-19PDF 516.3 KB
Test Setup Photos Metadata onlyTest Setup Photos2026-12-19PDF 1 MB
Block Diagram Metadata onlyBlock DiagramPDF 67.3 KB
Schematics Metadata onlySchematicsPDF 293.4 KB
Operation Description Metadata onlyOperational DescriptionPDF 585.7 KB

Application Information

Application IDUcE3SNqijHBI/mzisu8JSw==
Final Action Date2026-06-22
Application PurposeOriginal Equipment
Applicant FRN0030357305
Model21003700A
Frequency Range2402-2480 MHz
Equipment ClassDSS - Part 15 Spread Spectrum Transmitter
Device DescriptionWIRELESS EARPHONES
Responsible PartyPETER WANG, peterwang@fsgroup-inc.com , 0755-83156100
Non-Technical ContactGeorge Li, FOURSTAR GROUP USA INC, georgeli@fsgroup-inc.com , (216) 514-0980
Test FirmOra Huang, CHINA CERTIFICATION ICT CO., LTD (DONGGUAN), qa@ccttt.com.cn , 0086-0769-86858888
TCB Emailbacl.regulatory@baclcorp.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
UcE3SNqijHBI/mzisu8JSw==2026-06-22Original Equipment

Equipment Authorization

FrequencyOutputRules
2402-2480 MHz0.00215C

Grants

TCB Grant - Application UcE3SNqijHBI/mzisu8JSw==

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

  Bay Area Compliance Laboratories Corp.
1274 Anvilwood Avenue
Sunnyvale, CA 94089
Date of Grant: 06/22/2026

Application Dated: 06/22/2026
FOURSTAR GROUP INC
Tefa Community, No. 2003 Xiangmei
North Road Futian District
Shenzhen,
China
 
Attention: PETER WANG ,

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:  2AYNN-21003700A
Name of Grantee:  FOURSTAR GROUP INC
Equipment Class: Part 15 Spread Spectrum Transmitter
Notes: WIRELESS EARPHONES
Grant Notes  FCC Rule Parts Frequency
Range (MHZ) 		Output
Watts 		Frequency
Tolerance 		Emission
Designator
15C 2402.0  -  2480.0 0.002  

Output power listed is conducted.