The B&G Zeus 3S 12 Combo Multi-Function Sailing Display Radar Bundle includes the HALO20+ 20-inch radar dome, designed specifically for sailing. This high-performance chartplotter and navigation system features super-fast response times and B&G's unique sailing features built-in, providing easy navigation, route plotting, and access to key sailing and racing data. With an ultra-bright, wide-angle display, rotary dial and keypad control, and the ability to connect to online services and mobile devices via built-in Wi-Fi, the Zeus 3S 12" is the ultimate tool for bluewater cruisers and racers. It offers exceptional situational awareness, supporting up to 6 information panels simultaneously on a SolarMax IPS all-weather touchscreen. The Zeus 3S series also includes popular B&G sailing features such as SailSteer, Laylines, and RacePanel, making it a complete navigation solution for bluewater cruisers and regatta racers.