TW601A1 True Wireless Earbuds Cover Letter(s) - FCC ID ZBCTW601A1
FCC ID ZBCTW601A1
18_TW-601A1 Models Difference Declaration
True Wireless Earbuds
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Document Details
| FCC ID | ZBCTW601A1 |
|---|---|
| Document ID | 9227673 |
| Document Type | Cover Letter(s) |
| Description | 18_TW-601A1 Models Difference Declaration |
| Document Title | FACSIMILE TRANSMISSION |
| Applicant | SHENZHEN DNS INDUSTRIES CO., LTD. |
| Equipment Class | True Wireless Earbuds |
| Product Code | TW601A1 |
| Application ID | S90281yAKvyh2tq7kVh/yA== |
| Application Purpose | Original Equipment |
| Application Date | 2026-04-20 |
| Frequency Range | 2402-2480 MHz |
| FRN | 0020639597 |
| Test Firm | Intertek Testing Services Shenzhen Ltd. Longhua Br |
| Certified By | Yuki Wu |
| Short-Term Confidentiality | No |
| Long-Term Confidentiality | No |
| Modular Equipment | Does not apply |
| Composite Device | No |
| Submitted | 2026-04-20 |
| Available | 2026-04-20 |
| Created | 2026-04-10 |
| Modified | 2026-04-10 |
| Pages | 1 |
| File Type | Adobe Acrobat PDF |
| File Size | 252875 |
| File SHA-256 | 5da38029f94bfaea2c02e999273ff57a9626565f80707d587872863db6ad69c0 |
| PDF Metadata Author | User |
| PDF Metadata Producer | Microsoft® Word for Microsoft 365 User |
| FCC.gov Sources | FCC.gov 9227673 |
Related FCC Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| 07_TW-601A1 Label Sample and Location | ID Label/Location Info | 2026-04-20 | PDF 602.2 KB |
| 14_TW-601A1 Test Report DXX | Test Report | 2026-04-20 | PDF 1.5 MB |
| 16_TW-601A1 Antenna Specification | Test Report | 2026-04-20 | PDF 867.6 KB |
| 02_TW-601A1 Covered Equipment Certification Attestation Letter | Attestation Statements | 2026-04-20 | PDF 109.7 KB |
| 03_TW-601A1 U.S. Agent Designation Attestation Letter | Attestation Statements | 2026-04-20 | PDF 162.4 KB |
| 04_TW-601A1 Authorization-Agent | Cover Letter(s) | 2026-04-20 | PDF 73.5 KB |
| 05_TW-601A1 Authorization-CT | Cover Letter(s) | 2026-04-20 | PDF 147.6 KB |
| 06_TW-601A1 Long and Short Confidential Request | Cover Letter(s) | 2026-04-20 | PDF 137.7 KB |
| 18_TW-601A1 Models Difference Declaration | Cover Letter(s) | 2026-04-20 | PDF 246.9 KB |
| 17_TW-601A1 RF Exp Info | RF Exposure Info | 2026-04-20 | PDF 118.3 KB |
| 13_TW-601A1 Users Manual Metadata only | Users Manual | 2026-10-17 | PDF 2.6 MB |
| 09_TW-601A1 Internal Photos Metadata only | Internal Photos | 2026-10-17 | PDF 1.6 MB |
| 09_TW-601A1 Enternal Photos Metadata only | External Photos | 2026-10-17 | PDF 805.9 KB |
| 15_TW-601A1 Test Setup Photos Radiated Metadata only | Test Setup Photos | 2026-10-17 | PDF 654.8 KB |
| 15_TW-601A1 Test Setup Photos conducted Metadata only | Test Setup Photos | 2026-10-17 | PDF 231.6 KB |
| 11_TW-601A1 Block Diagram Metadata only | Block Diagram | PDF 56.6 KB | |
| 12_TW-601A1 Schematics Metadata only | Schematics | PDF 165.5 KB | |
| 10_TW-601A1 Operational Description Metadata only | Operational Description | PDF 248 KB |