It has the same characteristics as the M105 digital, with the addition of a second transceiver channel.
Surface operator can easily change from one channel to the other by pressing a button, distinguishing two different lines of communication if needed.

This product also includes:
Headphone connection.
Volume control.
Speaker.
Water resistant case pressure compensation valve.
Battery charger.
Easy to read LED battery tester which shows the power status of the battery.
Transducer cable.
Bag.
Microphone.

Available accessories for the unit:
Audio out cable. (code 8590).
Headset. (code 8589).
Tuner for >50 meters M105DC Antenna. (code OR008609).
Splitter for connecting 2 antennas with M105DC (code OR023001).
External power cable (code 8594).