2 Pin Security Air Tube Headset Covert Earpiece Mic Talkie Radio For Pro-Power
Ambient noise of mic: 36 dB (maximum). Mic current consumption: 0.5mA (maximum). Mic impedance: 2.2 ohms (maximum). Mic sensitivity: 60 dB + 2 dB. Plug: 2 pins for KENWOOD. 1 headset (no other products included).