Garmin GT52HW-TM Transom MountMeet the Garmin GT52HW TM Transom Mounta compact, high performance CHIRP sonar package designed for freshwater anglers who mount on trolling motors or small boats. It combines traditional CHIRP sonar with DownV and SideV scanning in a single, space saving transducer. CHIRP Traditional sonar: 150 240 kHz with 250 W transmit power; traditional imaging reaches up to 800 ft depth with clear arches and reliable target separation. CHIRP DownV & SideV