Z4 Bone Conduction Headphones Cover Letter(s) - FCC ID 2BOYB-Z4
FCC ID 2BOYB-Z4
Confidentiality request letter
Bone Conduction Headphones
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Document Details
| FCC ID | 2BOYB-Z4 |
|---|---|
| Document ID | 8285615 |
| Document Type | Cover Letter(s) |
| Description | Confidentiality request letter |
| Document Title | Authority to Act as Agent to a TCB: |
| Applicant | SHENZHEN LONFINE INNOVATION TECHNOLOGY CO., LTD. |
| Equipment Class | Bone Conduction Headphones |
| Product Code | Z4 |
| Application ID | Ix0lQWiYtIM+LdCDh2LV8g== |
| Application Purpose | Original Equipment |
| Application Date | 2025-05-13 |
| Frequency Range | 2402-2480 MHz |
| FRN | 0036954998 |
| Test Firm | Shenzhen Bangce Testing Technology Co. , Ltd. |
| Certified By | Ping Xu Manager |
| Short-Term Confidentiality | No |
| Long-Term Confidentiality | No |
| Grant Deferral | No |
| Modular Equipment | Does not apply |
| Composite Device | No |
| Composite Part | No |
| Submitted | 2025-05-13 |
| Available | 2025-05-13 |
| Created | 2025-05-10 |
| Modified | 2025-05-10 |
| Pages | 1 |
| File Type | Adobe Acrobat PDF |
| File Size | 98441 |
| File SHA-256 | 9f7960b6fe43520a8a964ad6eaa55c601849e34ea05f416452e0686214c04c4a |
| PDF Metadata Author | RUBY DULMAGE |
| PDF Metadata Producer | WPS 文字 |
| FCC.gov Sources | FCC.gov 8285615 |
Related FCC Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| User manual | Users Manual | 2025-05-13 | PDF 869.2 KB |
| Internal photos | Internal Photos | 2025-05-13 | PDF 1.2 MB |
| External photos | External Photos | 2025-05-13 | PDF 727.9 KB |
| Label | ID Label/Location Info | 2025-05-13 | PDF 354.5 KB |
| Test setup | Test Setup Photos | 2025-05-13 | PDF 409.3 KB |
| Antenna specification | Test Report | 2025-05-13 | PDF 1.1 MB |
| Test report part 1 | Test Report | 2025-05-13 | PDF 4 MB |
| Test report part 2 | Test Report | 2025-05-13 | PDF 4 MB |
| Covered equipment list attestation | Attestation Statements | 2025-05-13 | PDF 54.3 KB |
| US agent designation attestation | Attestation Statements | 2025-05-13 | PDF 56.5 KB |
| Agent letter | Cover Letter(s) | 2025-05-13 | PDF 93.9 KB |
| Confidentiality request letter | Cover Letter(s) | 2025-05-13 | PDF 96.1 KB |
| Model different letter | Cover Letter(s) | 2025-05-13 | PDF 109.6 KB |
| RF Exposure Evaluation | RF Exposure Info | 2025-05-13 | PDF 77.1 KB |
| Block Diagram Metadata only | Block Diagram | PDF 126 KB | |
| Schematics Metadata only | Schematics | PDF 175.2 KB | |
| Operational Description Metadata only | Operational Description | PDF 121.4 KB |