Feature:1. Spare electret capacitive hanger rod microphone, suitable for Armorwerx/Peltor Comtac and similar earphone.2. Repaired microphone volume/impedance problem with earphones used with commercial PTT and radio.3. Suitable for Comtac II/Comtac III/Comtac IV, plug and play installation.4. Professional manufacturing, good performance and clear sound.5. Made of high quality ABS material, sturdy, durable and long service life.Spec:Condition: 100 Percent Brand NewItem Type: MicrophoneMaterial: ABSColor: BlackQuantity: 1PCSInterface: 2 PinWorking Voltage:5V/1AFeature: Used for ComTac II Noise Reduction HeadsetGood Performance, Clear SoundWeight: Approx. 27gPackage List:1 xMicrophone