Earpiece with Boom Microphone GA-EP02
This very compact earpiece has a push to talk button (PTT) and is compatible with all Cobra microTalk radios. You can wear it on either ear.
Specs:
OD:Φ15mm
Impedance: 150Ohm±15％
Sensitivity: 115dB±5dB
Rated Power: 1mW
Max Power: 5mW
Microphone
Type:Electret microphone
Sensitivity: -42dB±5dB
Impedance: 2.2KOhm