Totally up to date modern electronics have been carefully selected and tested to give the clarity you would expect from modern surface communications equipment – even with standard microphones and earphones found on most dive sites.

■ Separate diver inputs on two-pin 4mm terminal posts.
■ Hand-held PTT microphone as standard.
■ Headset is also available as an option.
■ Mains trickle charge to heavy-duty battery.
■ 12v external battery input for back-up.
■ Recording output.
■ External speaker output.
■ Waterproof speaker with high-quality sound.
■ Diver selection switch.
■ Transformer and Opto-isolation of diver side wiring for safety.
■ Speaker or headset for tender operator. (Optional)
■ Output for recording devices or external speakers.