Acoustic Tube Listen-Only Earpiece.

The Signal 21 microphone has been manufactured using the highest quality specifications to be water, wind dust and impact resistant.

Heavy duty MODULAR tactical binaural bone conduction headset. Dual bone conduction temple speakers to send and receive. It features a large robust push-to-talk that is easy to operate.

Heavy duty MODULAR tactical binaural bone conduction headset. Dual bone conduction temple speakers to send and receive. It features a large robust push-to-talk that is easy to operate.