Earbud with In-line PTT and Microphone (Black)
Earbud (without earpiece) with VOX capability and in-line PTT microphone ensures convenient and reliable communications (Black)
ESM12
| Microphone sensitivity | -42dB ± 3dB @1KHz |
| Impedance | 2.2KΩ |
| Speaker sensitivity | (analogue 112dB ± 3dB @1KHz), (digital 118dB ± 3dB @1KHz) |
| Rated power | 10mW |
| Maximum power | 30mW |
| Impedance | 32Ω ± 15% @1KHz |
| Operating temperature | -20°C to +60°C |
