The GTR225 is a good quality, rack mount 10W, dual watch, multi voltage, transceiver.
A great replacement for your old Comms unit.
The Comm function of the GTR225 contains a quality receiver with very good noise filtering capability, and a transmitter with 10W output.
It has a good quality 2 place intercom
For more information Click Here to access the Garmin website GTR225 page.