Another quality piece of equipment from Garmin.
The GTN725 integrates well with other Garmin equipment such as the G500/600 TXi displays and GFC500/600 autopilots.
Basically identical to the GTN750 minus the Nav and Comms functions.
Units designed for remote operation by the GTN725:
GMA35 remote audio processor. (Audio Selector Panel).
GTX3x5R series transponders.
For more information Click Here to access the Garmin website GTN725 page.