OTS AQUACOM COMBOX ONE DIVER INTERCOM (2 WIRE ONLY)

Aquacom Combox – One Diver Air Intercom (2 Wire Only)
Model#: 900273-002
The Aquacom® ComBox is a compact, self-contained one diver air intercom. It allows clear two-wire communications using a powerful 20-watt amplifier and a powerful front panel speaker, “Silver Bullet”