M144 TWS Wireless earphone User Manual - FCC ID 2BRD9-M144
FCC ID 2BRD9-M144
User Manual
TWS Wireless earphone
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Document Details
| FCC ID | 2BRD9-M144 |
|---|---|
| Document ID | 8829919 |
| Document Type | Users Manual |
| Description | User Manual |
| Document Title | User Manual |
| Applicant | YUEHANG INDUSTRIAL LIMITED |
| Equipment Class | TWS Wireless earphone |
| Product Code | M144 |
| Application ID | Ru7h9morVDt8pRTu1xZSxQ== |
| Application Purpose | Original Equipment |
| Application Date | 2025-12-01 |
| Frequency Range | 2402-2480 MHz |
| FRN | 0037355435 |
| Test Firm | Shenzhen HTT Technology Co.,Ltd. |
| Certified By | Jianying Li Manager |
| Short-Term Confidentiality | No |
| Long-Term Confidentiality | No |
| Modular Equipment | Does not apply |
| Composite Device | No |
| Submitted | 2025-12-01 |
| Available | 2025-12-01 |
| Created | 2025-11-29 |
| Modified | 2025-11-29 |
| Pages | 1 |
| File Type | Adobe Acrobat PDF |
| File Size | 547059 |
| File SHA-256 | 5253b6d8e1da9ca193fb626f7eeba0f99b3f8635a029de27c393d72b390bcb80 |
| PDF Metadata Author | Administrator |
| PDF Metadata Producer | Administrator Acrobat Distiller 19.0 (Windows) |
| FCC.gov Sources | FCC.gov 8829919 |
Related FCC Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| User Manual | Users Manual | 2025-12-01 | PDF 534.2 KB |
| appendix II EUT Internal photo | Internal Photos | 2025-12-01 | PDF 789 KB |
| appendix II EUT External photo | External Photos | 2025-12-01 | PDF 2.7 MB |
| Label and Location | ID Label/Location Info | 2025-12-01 | PDF 229.6 KB |
| appendix I EUT Test Setup photo | Test Setup Photos | 2025-12-01 | PDF 505.3 KB |
| Antenna specification | Test Report | 2025-12-01 | PDF 719 KB |
| Appendix RF Test Data for BT | Test Report | 2025-12-01 | PDF 4.6 MB |
| HTT202511277F01_Test Report-BT FCC | Test Report | 2025-12-01 | PDF 925 KB |
| USA-CoveredEquipmentLetter-Combined_V1.1 | Attestation Statements | 2025-12-01 | PDF 127.6 KB |
| USA-LocalRepLetter_V1.1 - 2BRD9-M144 | Attestation Statements | 2025-12-01 | PDF 359.8 KB |
| FCC Declaration Letter TWS Left&Right | Cover Letter(s) | 2025-12-01 | PDF 360.4 KB |
| USA-ConfidentialityRequestLetter_V0.1 | Cover Letter(s) | 2025-12-01 | PDF 104.7 KB |
| HTT202511277F02_RF Exposure-info | RF Exposure Info | 2025-12-01 | PDF 450.7 KB |
| Block Diagram Metadata only | Block Diagram | PDF 16.4 KB | |
| schematic Metadata only | Schematics | PDF 98.2 KB | |
| Operation Description Metadata only | Operational Description | PDF 125 KB | |
| USA-DueDigilenceLetter_V0.1 Metadata only | Operational Description | PDF 149.5 KB |