Specifications- Thông số kỹ thuật:
| General Specification | |
| Brand Name | USAMS |
| Model Number | EP-14 |
| Optional Color | Black, white, red, green |
| Wearing Type | In-ear |
| Cable Length (m) | 1.2m |
| Technical Parameters | |
| Microphone | Yes |
| Wired Control | Support |
| Plug Type | 3.5mm |
| Speaker Diameter | Φ13.5mm |
| Mic Sensitivity | 42±3dB |
| Speaker Sensitivity | 107±3dB |
| Impedance | 25Ω±15% |
| Frequency Response | 20Hz-20kHz |
