12channel, WAASenabled GPS receiver, 14 FRS channels, 8 GMRS channels, and 8 GMRS repeater channels , builtin electronic compass, barometric sensor, and weather receiver for seven NOAA weather channels, External voice activation VOX, Stores up to 500 waypoints, with graphic identification and 20 reversible routes, 10,000 trackpoints and up to 20 saved tracks, Sends and receives short text notes, 24MB internal memory, Multiple grid formats including MGRS and Loran TD