The new M105 surface units are equipped with an incorporated and easy to read LED battery tester which shows the power status of the battery.
Characteristics of M105 DIGITAL
The M105 Digital is a surface to diver communication unit which allows surface personnel to talk with divers in the water and vice versa.
The unit uses a 6V DC lead battery, allowing up to 48 hours of operation, or may be hardwired to a 12V DC source.
The system is activated only when the transducer is connected, preventing unwanted loss of battery power. To start communication, the transducer must be lowered into the water; the standard cable length for the transducer is 10m (33 ft). Transmission is activated by pressing the microphone button, which will emit a short beep letting divers know transmission is about to begin. It will return to receive mode when the button is released.
The M105 DIGITAL comes standard with the following items:
Characteristics of M105 DIGITAL DC
This unit has the same characteristics as the M105 Digital, but with the addition of a second channel. The operator may easily switch from channel 1 to channel 2. When switching between channels, a recorded message informs the operator of which channel has been activated.