1. FCC ID
  2. 2ACP4
  3. 2ACP4CBT918

FCC ID 2ACP4CBT918

Bluetooth earphones

by Sentry Industries limited

Grantee Code: 2ACP4   Product Code: CBT918
Latest application date: 2026-07-14

FCC ID Device Details

FCC ID2ACP4CBT918
Mirrorsfcc.id | gov | fccid.ai
Grantee Code2ACP4
Product CodeCBT918
Applicant BusinessSentry Industries limited 🇨🇳
Related Domains sentryindustries.com
Equipment ClassBluetooth earphones
Test FirmShenzhen Tongzhou Testing Co., Ltd.

Operating Frequencies

Frequency RangeApplication PurposeFinal Action Date
2402-2480 MHzOriginal Equipment2026-07-14

Exhibits

DocumentTypeAvailableFile
13_BT918 Users ManualUsers Manual2026-07-14PDF 2.1 MB
09_BT918 Internal PhotosInternal Photos2026-07-14PDF 1.2 MB
08_BT918 External PhotosExternal Photos2026-07-14PDF 1.2 MB
07_BT918 Label Sample and LocationID Label/Location Info2026-07-14PDF 216.2 KB
15_BT918 Test Setup PhotosTest Setup Photos2026-07-14PDF 599.9 KB
14_BT918 Test Report DSS BT R1Test Report2026-07-14PDF 3.2 MB
14_BT918 Test Report DSS BT appendix R1Test Report2026-07-14PDF 5.7 MB
16_BT918 Antenna SpecificationTest Report2026-07-14PDF 433.4 KB
02_BT918 Covered Equipment Certification Attestation LetterAttestation Statements2026-07-14PDF 80.9 KB
03_BT918 U.S. Agent Designation Attestation LetterAttestation Statements2026-07-14PDF 436.8 KB
04_BT918 Authorization-AgentCover Letter(s)2026-07-14PDF 174.7 KB
05_BT918 Authorization-CTCover Letter(s)2026-07-14PDF 118.4 KB
06_BT918 Long-Confidential RequestCover Letter(s)2026-07-14PDF 110.6 KB
18_BT918 Models Difference DeclarationCover Letter(s)2026-07-14PDF 355 KB
17_BT918 RF Exp InfoRF Exposure Info2026-07-14PDF 316.1 KB
11_BT918 Block Diagram Metadata onlyBlock DiagramPDF 94.3 KB
12_BT918 Schematics Metadata onlySchematicsPDF 210.7 KB
10_BT918 Operational Description R1 Metadata onlyOperational DescriptionPDF 193.4 KB

Application Information

Application IDTuBFa+w6Pp7Mdss06aNHJg==
Final Action Date2026-07-14
Application PurposeOriginal Equipment
Applicant FRN0023775950
ModelCBT918
Frequency Range2402-2480 MHz
Equipment ClassDSS - Part 15 Spread Spectrum Transmitter
Device DescriptionBluetooth earphones
Responsible PartyPeetu Melwani, peetumelwani@gmail.com , +852-23684777
Non-Technical ContactPEETU PEETU, SENTRY INDUSTRIES INC., Pmelwani@sentryindustries.com , +8457532910
Test FirmMatte He, Shenzhen Tongzhou Testing Co., Ltd., Matte.He@sztz-testing.com , 18002561799
TCB EmailTCBadmin@compliancetesting.com
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
TuBFa+w6Pp7Mdss06aNHJg==2026-07-14Original Equipment

Equipment Authorization

FrequencyOutputRules
2402-2480 MHz0.0018415C

Grants

TCB Grant - Application TuBFa+w6Pp7Mdss06aNHJg==

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

  Compliance Testing, LLC
1724 S. Nevada Way
Mesa, AZ 85204
Date of Grant: 07/14/2026

Application Dated: 07/14/2026
Sentry Industries limited
Room A9, 7/F K11 Atelier, Victoria Dockside,
18 Salisbury Road, Tsim Sha Tsui
HONG KONG,
China
 
Attention: Peetu Melwani , 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:  2ACP4CBT918
Name of Grantee:  Sentry Industries limited
Equipment Class: Part 15 Spread Spectrum Transmitter
Notes: Bluetooth earphones
Grant Notes  FCC Rule Parts Frequency
Range (MHZ) 		Output
Watts 		Frequency
Tolerance 		Emission
Designator
15C 2402.0  -  2480.0 0.00184  

Output power listed is conducted.