Raymarine RD418HD 4kW 18 inch HD Radome 256 Colour resolution

The RD418HD offers 48 NM range, Adaptive digital receiver automatically adjusts to changing environmental and sea conditions for a dramatically clearer picture, 256 colour multi-level target display with selectable colour palettes. Bird Mode automatically optimises 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.