Walkie-talkie: can be fixed on the air-caller backboard
Walkie-to-talker connector: can be configured according to user's needs
Handset: A pair of handsets are mounted on both sides of the helmet to ensure that speech can be heard clearly in high noise environments.
Microphone: Skull vibratory microphone mounted inside the helmet
Communication device connector: attached to the helmet, with a well-designed connector lock to prevent shedding
PTT button: Press the button to make a call