| Brand | Device Name | Model | Type | Certification Date |
|---|---|---|---|---|
| Shenzhen Sound Bass Technology Co., Ltd. | True wireless earphone | BTW78 | FCC ID  |
2025-03-26 |
FCC Application Details
| Equipment | True wireless earphone |
| FRN | 0036433753 |
| Grantee Code | 2BMXP |
| Product Code | -BTW78 |
| Applicant Business | Shenzhen Sound Bass Technology Co., Ltd. |
| Business Address | Kvance Industrial Zone, No. 6285 Longgang Avenue Yuanshan Street, Longgang District,, Shenzhen City, N/A China |
| TCB Scope | A4: UNII devices & low power transmitters using spread spectrum techniques |
| TCB Email | [email protected] |
| Applicant | Justin Chen – Manager |
| Applicant Phone | |
| Applicant Fax | N/A |
| Applicant Email | [email protected] |
| Applicant MailStop | |
| Test Firm | MAXLAB Testing Co., Ltd. |
| Test Firm Contact | Bill Zhao |
| Test Firm Phone | |
| Test Firm Fax | |
| Test Firm Email | [email protected] |
| Certified By | Bill Zhao – |
Further Details May Be Available From: fcc.id/2BMXPBTW78 or 
fcc.report/FCC-ID/2BMXPBTW78
| Description | Exhibit Type | File Type | Display Type | File Size | Submission Date | Date Available |
|---|---|---|---|---|---|---|
 Document 8148636 Mirror: FCCID.io - 8148636 Test Report | Test Report | Adobe Acrobat PDF | 1 | 2025-03-26 | 2025-03-26 | |
 Document 8148635 Mirror: FCCID.io - 8148635 Appendix Test Data | Test Report | Adobe Acrobat PDF | 1 | 2025-03-26 | 2025-03-26 | |
 Document 8148633 Mirror: FCCID.io - 8148633 Test Report | Test Report | Adobe Acrobat PDF | 1 | 2025-03-26 | 2025-03-26 | |
 Document 8148632 Mirror: FCCID.io - 8148632 Appendix Test Data | Test Report | Adobe Acrobat PDF | 1 | 2025-03-26 | 2025-03-26 | |
 Document 8148628 Mirror: FCCID.io - 8148628 Test Setup Photos | Test Setup Photos | Adobe Acrobat PDF | 1 | 2025-03-26 | 2025-03-26 | |
 Document 8148625 Mirror: FCCID.io - 8148625 US agent | Attestation Statements | Adobe Acrobat PDF | 1 | 2025-03-26 | 2025-03-26 | |
 Document 8148624 Mirror: FCCID.io - 8148624 Label | ID Label/Location Info | Adobe Acrobat PDF | 1 | 2025-03-26 | 2025-03-26 | |
 Document 8148623 Mirror: FCCID.io - 8148623 Internal Photos | Internal Photos | Adobe Acrobat PDF | 1 | 2025-03-26 | 2025-03-26 | |
 Document 8148622 Mirror: FCCID.io - 8148622 RF exposure | RF Exposure Info | Adobe Acrobat PDF | 1 | 2025-03-26 | 2025-03-26 | |
 Document 8148621 Mirror: FCCID.io - 8148621 POA | Cover Letter(s) | Adobe Acrobat PDF | 1 | 2025-03-26 | 2025-03-26 | |
 Document 8148620 Mirror: FCCID.io - 8148620 FCC Confidentiality | Cover Letter(s) | Adobe Acrobat PDF | 1 | 2025-03-26 | 2025-03-26 | |
 Document 8148619 Mirror: FCCID.io - 8148619 FCC Attestation Statements | Attestation Statements | Adobe Acrobat PDF | 1 | 2025-03-26 | 2025-03-26 | |
 Document 8148618 Mirror: FCCID.io - 8148618 External Photos | External Photos | Adobe Acrobat PDF | 1 | 2025-03-26 | 2025-03-26 | |
 Document 8148616 Mirror: FCCID.io - 8148616 Antenna | Test Report | Adobe Acrobat PDF | 1 | 2025-03-26 | 2025-03-26 | |
| Document 8148611 Mirror: FCCID.io - 8148611 Test Setup Photos | Test Setup Photos | Adobe Acrobat PDF | 1 | 2025-03-26 | 2025-03-26 | |
| Document 8148608 Mirror: FCCID.io - 8148608 US agent | Attestation Statements | Adobe Acrobat PDF | 1 | 2025-03-26 | 2025-03-26 | |
| Document 8148607 Mirror: FCCID.io - 8148607 Label | ID Label/Location Info | Adobe Acrobat PDF | 1 | 2025-03-26 | 2025-03-26 | |
| Document 8148606 Mirror: FCCID.io - 8148606 Internal Photos | Internal Photos | Adobe Acrobat PDF | 1 | 2025-03-26 | 2025-03-26 | |
| Document 8148605 Mirror: FCCID.io - 8148605 RF exposure | RF Exposure Info | Adobe Acrobat PDF | 1 | 2025-03-26 | 2025-03-26 | |
| Document 8148604 Mirror: FCCID.io - 8148604 POA | Cover Letter(s) | Adobe Acrobat PDF | 1 | 2025-03-26 | 2025-03-26 | |
| Document 8148603 Mirror: FCCID.io - 8148603 FCC Confidentiality | Cover Letter(s) | Adobe Acrobat PDF | 1 | 2025-03-26 | 2025-03-26 | |
| Document 8148602 Mirror: FCCID.io - 8148602 FCC Attestation Statements | Attestation Statements | Adobe Acrobat PDF | 1 | 2025-03-26 | 2025-03-26 | |
| Document 8148601 Mirror: FCCID.io - 8148601 External Photos | External Photos | Adobe Acrobat PDF | 1 | 2025-03-26 | 2025-03-26 | |
| Document 8148599 Mirror: FCCID.io - 8148599 Antenna | Test Report | Adobe Acrobat PDF | 1 | 2025-03-26 | 2025-03-26 | |
POA | Cover Letter(s) | Adobe Acrobat PDF | 48.72 K | 2025-03-26 | 2025-03-26 | |
Test Report | Test Report | Adobe Acrobat PDF | 1.43 M | 2025-03-26 | 2025-03-26 | |
Test Setup Photos | Test Setup Photos | Adobe Acrobat PDF | 3.08 M | 2025-03-26 | 2025-03-26 | |
FCC Attestation Statements | Attestation Statements | Adobe Acrobat PDF | 72.5 K | 2025-03-26 | 2025-03-26 | |
US agent | Attestation Statements | Adobe Acrobat PDF | 95.19 K | 2025-03-26 | 2025-03-26 | |
FCC Confidentiality | Cover Letter(s) | Adobe Acrobat PDF | 72.55 K | 2025-03-26 | 2025-03-26 | |
Label | ID Label/Location Info | Adobe Acrobat PDF | 228.29 K | 2025-03-26 | 2025-03-26 | |
External Photos | External Photos | Adobe Acrobat PDF | 671.77 K | 2025-03-26 | 2025-03-26 | |
Appendix Test Data | Test Report | Adobe Acrobat PDF | 5.05 M | 2025-03-26 | 2025-03-26 | |
Internal Photos | Internal Photos | Adobe Acrobat PDF | 431.41 K | 2025-03-26 | 2025-03-26 | |
Antenna | Test Report | Adobe Acrobat PDF | 200.22 K | 2025-03-26 | 2025-03-26 | |
RF exposure | RF Exposure Info | Adobe Acrobat PDF | 436.76 K | 2025-03-26 | 2025-03-26 | |
SCH | Schematics | Adobe Acrobat PDF | 182.9 K | 2025-03-26 | ||
User Manual | Users Manual | Adobe Acrobat PDF | 2.72 M | 2025-03-26 | 2025-09-21 | |
Block Diagram | Block Diagram | Adobe Acrobat PDF | 27.31 K | 2025-03-26 | ||
Operation Description | Operational Description | Adobe Acrobat PDF | 82.99 K | 2025-03-26 |
Related FCC IDs:
- 2BMXP-BTW78 - Shenzhen Sound Bass Technology Co., Ltd. True wireless earphone [-BTW78]