Raymarine RD424HD 4kW 24 inch HD Radome 256 Colour resolution

The RD424HD offers 48 NM range, Adaptive digital receiver automatically adjusts to changing environmental and sea conditions for a dramatically clearer picture, 256 color multi-level target display with selectable color palettes. Bird Mode automatically optimizes the receiver for detecting sea birds above schools of fish, Dual-range mode allow you to monitor both long and short ranges simultaneously with a single scanner and display.