EHM15-A Headset D-earset with in-Line MIC (with VOX) for TC-508

Highlights:
Weight: about 45 g
Color: black
PTT Key: available
VOX: available
Emergency Key: none
Connector: 2-pin
Microphone Sensitivity: -42±3 dB@1 kHz 3.0V 2.2 kilohm; 0 dB=1 V/Pa
Speaker Power: 50 mW (rated); 100 mW (max.)
Speaker Impedance: 150 Ω±15%@1 kHz
Speaker Frequency Response: 91±3 dB@1 kHz at 0.179 V
IP Rating: none
Operating Temperature: -20℃ to 60℃
Storage Temperature: -40℃ to 85℃