ACD3631 Wireless Earphones User Manual - FCC ID 2BUN4-ACD3631
FCC ID 2BUN4-ACD3631
User Manual
Wireless Earphones
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Document Details
| FCC ID | 2BUN4-ACD3631 |
|---|---|
| Document ID | 9596608 |
| Document Type | Users Manual |
| Description | User Manual |
| Document Title | 空白演示 |
| Applicant | Shenzhen Feizhou Digital Technology Co., Ltd |
| Equipment Class | Wireless Earphones |
| Product Code | ACD3631 |
| Application ID | W9HPUVRnWsHDJqQ36llHog== |
| Application Purpose | Original Equipment |
| Application Date | 2026-08-26 |
| Frequency Range | 2402-2480 MHz |
| FRN | 0037942646 |
| Test Firm | Shenzhen HTT Technology Co.,Ltd. |
| Certified By | Feng Deng PM |
| Short-Term Confidentiality | No |
| Long-Term Confidentiality | No |
| Modular Equipment | Does not apply |
| Composite Device | No |
| Submitted | 2026-08-26 |
| Available | 2026-08-26 |
| Created | 2026-08-25 |
| Modified | 0002-01-01 |
| Pages | 56 |
| File Type | Adobe Acrobat PDF |
| File Size | 767594 |
| File SHA-256 | be2a09ee81e9612aacb8bf3a70f838bb230a470ba1279f7caf2fc599230f0bda |
| PDF Metadata Producer | Adobe PDF Library 19.8.103 Acrobat PDFMaker 19 PowerPoint 版 |
| FCC.gov Sources | FCC.gov 9596608 |
Related FCC Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| User Manual | Users Manual | 2026-08-26 | PDF 749.6 KB |
| appendix II EUT Internal photo | Internal Photos | 2026-08-26 | PDF 1.3 MB |
| appendix II EUT External photo | External Photos | 2026-08-26 | PDF 2.1 MB |
| Label and Location | ID Label/Location Info | 2026-08-26 | PDF 268 KB |
| appendix I EUT Test Setup photo | Test Setup Photos | 2026-08-26 | PDF 336.5 KB |
| Antenna Specification | Test Report | 2026-08-26 | PDF 1.3 MB |
| Appendix RF Test Data for BT | Test Report | 2026-08-26 | PDF 4.7 MB |
| HTT202608089F01_Test Report-BT FCC | Test Report | 2026-08-26 | PDF 3.3 MB |
| USA-CoveredEquipmentLetter-Combined_V1.1 | Attestation Statements | 2026-08-26 | PDF 120.4 KB |
| USA-LocalRepLetter_V1.1 - 2BUN4-ACD3631 | Attestation Statements | 2026-08-26 | PDF 351.4 KB |
| FCC Declaration Letter - Left&Right | Cover Letter(s) | 2026-08-26 | PDF 77.2 KB |
| USA-ConfidentialityRequestLetter_V0.1 | Cover Letter(s) | 2026-08-26 | PDF 101 KB |
| HTT202608089F02_RF Exposure-info | RF Exposure Info | 2026-08-26 | PDF 444.7 KB |
| Block Diagram Metadata only | Block Diagram | PDF 43 KB | |
| schematic Metadata only | Schematics | PDF 145.2 KB | |
| Operation Description Metadata only | Operational Description | PDF 138.2 KB | |
| USA-DueDigilenceLetter_V0.1 Metadata only | Operational Description | PDF 149.4 KB |