Garmin GMR xHD3 Radome Radar - Loaded with advanced features typically found on open arrays, these 4-kW magnetron radars bring high-definition imaging and fast target updates to boaters who want a quiet, compact dome radar for cruising or fishing offshore. Scan averaging, a first for Garmin magnetron radar, results in educed sea clutter and interference on the display. 4 KW OF POWER OUTPUT FOR UP TO 48 NAUTICAL MILE RANGE ADVANCED SCAN AVERAGING TECHNOLOGY FILTERS OUT SEA CLUTTER ROTATION SPEEDS UP TO 60 RPM FOR FAST REDRAW RATES DUAL-RANGE OVERLAYS SHOW CLOSE AND DISTANT RADAR IMAGES WITH SPLIT-SCREEN VIEW