Ocean Reef M100 Portable Surface Transceiver Unit is a super-compact, high performing, easy to use portable surface transceiver unit, which may be worn on the operator's belt.
The small and lightweight design is a perfect response to the demands of communicating with people underwater without carrying expensive, heavy and vulnerable equipment.
The unit is activated by connection of the headphone/microphone to it, which helps prevent unwanted battery loss.
A 9V replaceable alkaline battery provides approximately 9 hours of usage time.
The range of operation is approximately 200 meters (600ft).
The unit comes with a 10 meter transducer cable, headphone/microphone and screwdriver.