An Amazing Combo with a 5" Display 5" VGA display HD-ID sonar 500W (77/200 kHz) transducer 10Hz GPS/GLONASS receiver Wireless connectivity echoMAP 50s is an amazing chartplotter and fishfinder combination. Its crystal-clear 5" display provid

Sharpen your radar picture with high definition performance. The GMR 18 HD radar offers a whole new level of radar scanning capability.Get Powerful PerformanceThe GMR 18 HD features high-powered Digital Signal Processing, providing sharper radar imagery an