FCC ID 2BMXP-BTW77
Earphone
by Shenzhen Sound Bass Technology Co., Ltd.
Grantee Code: 2BMXP Product Code: BTW77
Latest application date: 2025-01-03
FCC ID Device Details
| FCC ID | 2BMXP-BTW77 |
|---|---|
| Mirrors | fcc.id | gov | fccid.ai |
| Grantee Code | 2BMXP |
| Product Code | BTW77 |
| Applicant Business | Shenzhen Sound Bass Technology Co., Ltd. 🇨🇳 |
| Related Domains |  smart-kvance.com  nct-testing.com |
| Equipment Class | Earphone |
| Test Firm | SHENZHEN NCT TESTING TECHNOLOGY CO., LTD. |
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 2402-2480 MHz | Original Equipment | 2025-01-03 |
| 2402-2480 MHz | Original Equipment | 2025-01-03 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| User manual | Users Manual | 2025-06-01 | PDF 835.3 KB |
| Internal photos | Internal Photos | 2025-06-01 | PDF 1.1 MB |
| External photos | External Photos | 2025-06-01 | PDF 1.2 MB |
| ID label and location | ID Label/Location Info | 2025-01-03 | PDF 177.6 KB |
| Test photo | Test Setup Photos | 2025-01-03 | PDF 374.3 KB |
| Antenna Specification | Test Report | 2025-01-03 | PDF 751.2 KB |
| BLE Report Appendix data | Test Report | 2025-01-03 | PDF 971.8 KB |
| BT Report Appendix data | Test Report | 2025-01-03 | PDF 3.8 MB |
| Test report | Test Report | 2025-01-03 | PDF 922.6 KB |
| Test report | Test Report | 2025-01-03 | PDF 958.3 KB |
| Attestation_Statement | Attestation Statements | 2025-01-03 | PDF 119 KB |
| Family declaration | Attestation Statements | 2025-01-03 | PDF 73.8 KB |
| US_Agent | Attestation Statements | 2025-01-03 | PDF 154.7 KB |
| Confidentiality | Cover Letter(s) | 2025-01-03 | PDF 160.6 KB |
| Letter Authorization | Cover Letter(s) | 2025-01-03 | PDF 70.5 KB |
| MPE | RF Exposure Info | 2025-01-03 | PDF 120.4 KB |
| Block Diagram Metadata only | Block Diagram | PDF 177.6 KB | |
| Schematics Metadata only | Schematics | PDF 96.5 KB | |
| Operational Description Metadata only | Operational Description | PDF 82.5 KB |
Application Information
| Application ID | rpvAPEgGiQK0g9Ut/TInhg== |
|---|---|
| Final Action Date | 2025-01-03 |
| Application Purpose | Original Equipment |
| Applicant FRN | 0036433753 |
| Model | BTW77 |
| Frequency Range | 2402-2480 MHz |
| Equipment Class | DTS - Digital Transmission System |
| Device Description | Earphone |
| Responsible Party | Justin Chen, Manager, justin@smart-kvance.com , 18123696357 |
| Technical Contact | Henry Wang, Shenzhen NCT Testing Technology Co., Ltd., Henry@nct-testing.com , 0755-27790922 |
| Non-Technical Contact | Henry Wang, Shenzhen NCT Testing Technology Co., Ltd., Henry@nct-testing.com , 0755-27790922 |
| Test Firm | Henry Wang, SHENZHEN NCT TESTING TECHNOLOGY CO., LTD., Henry@nct-testing.com , 0755-27790922 |
| TCB Email | elabscert@applus.com  |
| TCB Scope | A4: UNII devices & low power transmitters using spread spectrum techniques |
| Short-Term Confidentiality | Yes |
| Short-Term Confidentiality Date | 06/01/2025 |
| Long-Term Confidentiality | Yes |
| Grant Deferral | No |
| Modular Equipment | Does not apply |
| Composite Device | Yes |
| Composite Part | No |
| Cognitive Radio | No |
| Authorization Waiver | No |
| Authorization Waiver Approved | No |
| Section 5301 Certification | Yes |
| Related OET Knowledge DataBase Inquiry | No |
| Grant Comments | Output power listed is conducted. |
Applications
| Application ID | Date | Purpose |
|---|---|---|
| rpvAPEgGiQK0g9Ut/TInhg== | 2025-01-03 | Original Equipment |
| Ls6HZUsozJb5XlkrXv7vYA== | 2025-01-03 | Original Equipment |
Equipment Authorization
Grants
TCB Grant - Application rpvAPEgGiQK0g9Ut/TInhg==
| 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: 01/03/2025 Application Dated: 01/03/2025 |
| Shenzhen Sound Bass Technology Co., Ltd. |
| Kvance Industrial Zone, No. 6285 Longgang Avenue |
| Yuanshan Street, Longgang District, |
| Shenzhen City, China |
| Attention: Justin Chen , 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: | 2BMXP-BTW77 |
| Name of Grantee: | Shenzhen Sound Bass Technology Co., Ltd. |
| Equipment Class: | Digital Transmission System |
| Notes: | Earphone |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15C | 2402.0 - 2480.0 | 0.000324 |
| Output power listed is conducted. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |
EAS Grant - Application rpvAPEgGiQK0g9Ut/TInhg==
| COPY |
FEDERAL COMMUNICATIONS COMMISSION WASHINGTON, D.C. 20554 GRANT OF EQUIPMENT AUTHORIZATION |
COPY |
| Certification |
|
Shenzhen Sound Bass Technology Co., Ltd. Kvance Industrial Zone, No. 6285 Longgang Avenue Yuanshan Street, Longgang District, Shenzhen City, China |
Date of Grant: 01/03/2025 Application Dated: 01/03/2025 |
| Attention: Justin Chen , 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: | 2BMXP-BTW77 |
| Name of Grantee: | Shenzhen Sound Bass Technology Co., Ltd. |
| Equipment Class: | Digital Transmission System |
| Notes: | Earphone |
| Modular Type: | Does not apply |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15C | 2402.0 - 2480.0 | 0.000324 |
| Output power listed is conducted. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |
| Mail To: | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| 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: 01/03/2025 Application Dated: 01/03/2025 |
| Shenzhen Sound Bass Technology Co., Ltd. |
| Kvance Industrial Zone, No. 6285 Longgang Avenue |
| Yuanshan Street, Longgang District, |
| Shenzhen City, China |
| Attention: Justin Chen , 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: | 2BMXP-BTW77 |
| Name of Grantee: | Shenzhen Sound Bass Technology Co., Ltd. |
| Equipment Class: | Part 15 Spread Spectrum Transmitter |
| Notes: | Earphone |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15C | 2402.0 - 2480.0 | 0.000492 |
| Output power listed is conducted. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |
EAS Grant - Application Ls6HZUsozJb5XlkrXv7vYA==
| COPY |
FEDERAL COMMUNICATIONS COMMISSION WASHINGTON, D.C. 20554 GRANT OF EQUIPMENT AUTHORIZATION |
COPY |
| Certification |
|
Shenzhen Sound Bass Technology Co., Ltd. Kvance Industrial Zone, No. 6285 Longgang Avenue Yuanshan Street, Longgang District, Shenzhen City, China |
Date of Grant: 01/03/2025 Application Dated: 01/03/2025 |
| Attention: Justin Chen , 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: | 2BMXP-BTW77 |
| Name of Grantee: | Shenzhen Sound Bass Technology Co., Ltd. |
| Equipment Class: | Part 15 Spread Spectrum Transmitter |
| Notes: | Earphone |
| Modular Type: | Does not apply |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15C | 2402.0 - 2480.0 | 0.000492 |
| Output power listed is conducted. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |
| Mail To: |