K4 Wireless Headphones User Manual - FCC ID 2AVIT-K4
FCC ID 2AVIT-K4
User manual
Wireless Headphones
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Document Details
| FCC ID | 2AVIT-K4 |
|---|---|
| Document ID | 8097746 |
| Document Type | Users Manual |
| Description | User manual |
| Document Title | EarFun K4-说明书-V1-2024 1231（2） |
| Applicant | Earfun Technology (HK) Limited |
| Equipment Class | Wireless Headphones |
| Product Code | K4 |
| Application ID | 6YFDN6tM7UH5iGw4GTmCTw== |
| Application Purpose | Original Equipment |
| Application Date | 2025-03-06 |
| Frequency Range | 2402-2480 MHz |
| FRN | 0029085636 |
| Test Firm | Shenzhen Microtest Co., Ltd. |
| Certified By | Rocky Deng Manager |
| Short-Term Confidentiality | No |
| Long-Term Confidentiality | No |
| Grant Deferral | No |
| Modular Equipment | Does not apply |
| Composite Device | No |
| Composite Part | No |
| Submitted | 2025-03-06 |
| Available | 2025-03-06 |
| Created | 2025-03-03 |
| Modified | 2025-03-03 |
| Pages | 50 |
| File Type | Adobe Acrobat PDF |
| File Size | 1834603 |
| File SHA-256 | 0e8a3f38f69bbd05add9df053ef3c0e3c49f516741f3b1630adfd43082d493c3 |
| PDF Metadata Author | Administrator |
| PDF Metadata Producer | Administrator Acrobat Distiller 18.0 (Windows) |
| FCC.gov Sources | FCC.gov 8097746 |
Related FCC Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| User manual | Users Manual | 2025-03-06 | PDF 1.7 MB |
| Internal photos | Internal Photos | 2025-03-06 | PDF 589 KB |
| External photos | External Photos | 2025-03-06 | PDF 373.7 KB |
| ID label and location | ID Label/Location Info | 2025-03-06 | PDF 555.6 KB |
| Test Setup photo | Test Setup Photos | 2025-03-06 | PDF 139.8 KB |
| Antenna Specification | Test Report | 2025-03-06 | PDF 1.6 MB |
| Test report 1 | Test Report | 2025-03-06 | PDF 3.7 MB |
| Test report 2 | Test Report | 2025-03-06 | PDF 2.7 MB |
| Attestation_Statement | Attestation Statements | 2025-03-06 | PDF 52.6 KB |
| US_Agent | Attestation Statements | 2025-03-06 | PDF 24.3 KB |
| Confidentiality | Cover Letter(s) | 2025-03-06 | PDF 108.1 KB |
| Letter Authorization | Cover Letter(s) | 2025-03-06 | PDF 84 KB |
| RF Exposure | RF Exposure Info | 2025-03-06 | PDF 849.1 KB |
| Block Diagram Metadata only | Block Diagram | PDF 59.1 KB | |
| Schematics Metadata only | Schematics | PDF 174 KB | |
| Operational Description Metadata only | Operational Description | PDF 175.2 KB |