1. FCC ID
  2. 2A4C5
  3. 2A4C5-SD-1106

FCC ID 2A4C5-SD-1106

wireless headset

by Cosmo Fiber Corp.

Grantee Code: 2A4C5   Product Code: SD1106
Latest application date: 2025-12-17

FCC ID Device Details

FCC ID2A4C5-SD-1106
Mirrorsfcc.id | gov | fccid.ai
Grantee Code2A4C5
Product CodeSD1106
Applicant BusinessCosmo Fiber Corp. 🇺🇸
Related Domains cosmopromos.com glocerts.com
Equipment Classwireless headset
Test FirmSHENZHEN CTA TESTING TECHNOLOGY CO., LTD.

Operating Frequencies

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

Exhibits

DocumentTypeAvailableFile
User ManualUsers Manual2025-12-17PDF 838.9 KB
Internal PhotosInternal Photos2025-12-17PDF 584.6 KB
External PhotosExternal Photos2025-12-17PDF 440.8 KB
Label and locationID Label/Location Info2025-12-17PDF 129.8 KB
Test Setup PhotosTest Setup Photos2025-12-17PDF 460.6 KB
Antenna specificationTest Report2025-12-17PDF 749.3 KB
CTA25112701201_Test Report-BT FCC - 3DH5Test Report2025-12-17PDF 3.3 MB
FCC Appendix RF Test Data for BT_Part1Test Report2025-12-17PDF 5.4 MB
FCC Appendix RF Test Data for BT_Part2Test Report2025-12-17PDF 2.9 MB
USA-CoveredEquipmentLetter-Combined_V1.1Attestation Statements2025-12-17PDF 110.6 KB
US_Agent_2.911(d)(7)-U_V05Attestation Statements2025-12-17PDF 130.9 KB
USA-ConfidentialityRequestLetter_V0.1Cover Letter(s)2025-12-17PDF 99.5 KB
CTA25112701202_RF Exposure-infoRF Exposure Info2025-12-17PDF 851.7 KB
Block diagram Metadata onlyBlock DiagramPDF 83.9 KB
schematic Metadata onlySchematicsPDF 59.5 KB
Operation Description Metadata onlyOperational DescriptionPDF 131.5 KB
USA-DueDigilenceLetter_V0.1 Metadata onlyOperational DescriptionPDF 146.2 KB

Application Information

Application IDhF19WS1Cy3wKlvoOCdomSg==
Final Action Date2025-12-17
Application PurposeOriginal Equipment
Applicant FRN0031891609
ModelSD-1106
Frequency Range2402-2480 MHz
Equipment ClassDSS - Part 15 Spread Spectrum Transmitter
Device Descriptionwireless headset
Responsible PartySidney Ru, Sidney@cosmopromos.com , 8003661600
Non-Technical ContactHuiying Fan, GLOCERTS TECHNOLOGY INC, huiying.fan@glocerts.com , (626) 588-8039
Test FirmEric Wang, SHENZHEN CTA TESTING TECHNOLOGY CO., LTD., wangxulai@cta-test.cn , 86-755-2322-5875
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
hF19WS1Cy3wKlvoOCdomSg==2025-12-17Original Equipment

Equipment Authorization

FrequencyOutputRules
2402-2480 MHz0.001815C

Grants

TCB Grant - Application hF19WS1Cy3wKlvoOCdomSg==

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: 12/17/2025

Application Dated: 12/17/2025
Cosmo Fiber Corp.
1802 Santo Domingo Ave
Duarte, CA 91010
 
Attention: Sidney Ru ,

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:  2A4C5-SD-1106
Name of Grantee:  Cosmo Fiber Corp.
Equipment Class: Part 15 Spread Spectrum Transmitter
Notes: wireless headset
Grant Notes  FCC Rule Parts Frequency
Range (MHZ) 		Output
Watts 		Frequency
Tolerance 		Emission
Designator
15C 2402.0  -  2480.0 0.0018  

Output Power listed is peak conducted.