GXM51 NMEA 2000 Satellite Weather Antenna

Delivers U.S. graphical weather data directly to your compatible Garmin chartplotter. Easy plug-and-play installation with NMEA 2000 network connectivity. No remote "black box" to install. Can be installed on a standard pole mt, surface mt, or on the underside of a fiberglass deck with the inculded under-deck mount. More than 20 different types of weather information (including NEXRAD, lightning, wave heights, water temps, wind data, and more) can be accessed from your chartplotter screen (depending on the XM WX package selected). Over 170 channels of quality audio entertainment via XM Satellite Radio. (with subscription)