Check out the Raymarine RD424HD 4kW Digital Radar Dome with 10M Cable, features advanced digital signal processing and is fully compatibility with a-, c-, and e-Series multifunction displays, these scanners create a vivid 256-color radar image for clear, lifelike target presentation. The RD424HD use adaptive digital receiver technology, borrowed from Raymarines open-array antennas. It continuously adjusts to changing sea states and weather. The result is sharp, reliable detection at close range and exceptional long-range visibility up to 48 nautical miles. With a powerful processor that separates real contacts from noise and clutter, these scanners handle fog, rain, and rough seas with ease. Delivering professional-grade radar performance usually reserved for larger vessels. This product makes advanced navigation accessible to small and mid-sized boats. Features:• Adaptive digital receiver continuously adjusts to changing sea and weather conditions, delivering a clearer radar picture• Powerful digital processor for reliable signal analysis• 256-color multi-level display with customizable color palettes for easy viewing• Bird Mode automatically highlights seabirds above schools of fish • High-Speed Mode (48?RPM) optimizes tracking of fast-moving targets at close range• Dual-Range Mode lets you monitor both short and long ranges simultaneously on a single display 256-color customizable display Dual-range simultaneous monitoring Bird Mode: detects fish activity