1. FCC ID
  2. 2BTSB
  3. 2BTSB-RJ-65

FCC ID 2BTSB-RJ-65

SayRose Crescent Diamond Quilted Wireless Earbuds

by Shenzhen VCOS Technology Co., Ltd.

Grantee Code: 2BTSB   Product Code: RJ65
Latest application date: 2025-12-27

FCC ID Device Details

FCC ID2BTSB-RJ-65
Mirrorsfcc.id | gov | fccid.ai
Grantee Code2BTSB
Product CodeRJ65
Applicant BusinessShenzhen VCOS Technology Co., Ltd. 🇨🇳
Related Domains bjzxtc.com.cn ttsmarket.cc
Equipment ClassSayRose Crescent Diamond Quilted Wireless Earbuds
Test FirmSHENZHEN NCT TESTING TECHNOLOGY CO., LTD.

Operating Frequencies

Frequency RangeApplication PurposeFinal Action Date
2402-2480 MHzOriginal Equipment2025-12-27

Exhibits

DocumentTypeAvailableFile
User manualUsers Manual2026-06-24PDF 1.3 MB
Internal photosInternal Photos2026-06-24PDF 639.7 KB
External photosExternal Photos2026-06-24PDF 613.6 KB
ID label and locationID Label/Location Info2025-12-27PDF 1.4 MB
Test Setup photoTest Setup Photos2025-12-27PDF 1.6 MB
Antenna SpecificationTest Report2025-12-27PDF 1.3 MB
Test reportTest Report2025-12-27PDF 1.2 MB
Test report DATATest Report2025-12-27PDF 3.2 MB
Attestation_StatementAttestation Statements2025-12-27PDF 114.7 KB
Kaspersky StatementAttestation Statements2025-12-27PDF 175.6 KB
TCB_validation_US_agent_processAttestation Statements2025-12-27PDF 1.2 MB
Us_AgentAttestation Statements2025-12-27PDF 134.3 KB
ConfidentialityCover Letter(s)2025-12-27PDF 171.5 KB
Letter AuthorizationCover Letter(s)2025-12-27PDF 88.8 KB
MPERF Exposure Info2025-12-27PDF 104.7 KB
Block Diagram Metadata onlyBlock DiagramPDF 23.5 KB
Schematics Metadata onlySchematicsPDF 33.4 KB
Operational Description Metadata onlyOperational DescriptionPDF 55.8 KB

Application Information

Application ID7+QhfCn8icTqOBTT2JjqGQ==
Final Action Date2025-12-27
Application PurposeOriginal Equipment
Applicant FRN0037772258
ModelRJ-65
Frequency Range2402-2480 MHz
Equipment ClassDTS - Digital Transmission System
Device DescriptionSayRose Crescent Diamond Quilted Wireless Earbuds
Responsible PartyWei yang, yangwei@bjzxtc.com.cn , 18600125888
Technical ContactHenry Wang, Shenzhen NCT Testing Technology Co., Ltd., Henry@nct-testing.com , 0755-27790922
Non-Technical ContactMaverick Lim, TTS MARKET INC., Maverick@ttsmarket.cc , 001-(646)305-2908
Test FirmHenry Wang, SHENZHEN NCT TESTING TECHNOLOGY CO., LTD., Henry@nct-testing.com , 0755-27790922
TCB Emailelabscert@applus.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
7+QhfCn8icTqOBTT2JjqGQ==2025-12-27Original Equipment

Equipment Authorization

FrequencyOutputRules
2402-2480 MHz0.0020415C

Grants

TCB Grant - Application 7+QhfCn8icTqOBTT2JjqGQ==

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

  LGAI Technological Center S.A. (APPLUS)
Ronda de la Font del Carme, s/n <BR>P.O. Box 08193,
Barcelona,
Spain 		Date of Grant: 12/27/2025

Application Dated: 12/26/2025
Shenzhen VCOS Technology Co., Ltd.
1602, Building 1, Qianhai Kexing Science Park
Labor Community, Xixiang Street
Bao'an District, Shenzhen,
China
 
Attention: Wei yang , Manager

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:  2BTSB-RJ-65
Name of Grantee:  Shenzhen VCOS Technology Co., Ltd.
Equipment Class: Digital Transmission System
Notes: SayRose Crescent Diamond Quilted Wireless Earbuds
Grant Notes  FCC Rule Parts Frequency
Range (MHZ) 		Output
Watts 		Frequency
Tolerance 		Emission
Designator
15C 2402.0  -  2480.0 0.00204  

Output power listed is conducted.