Robust Keypad and Trackball Solution

for Olex

Echomaster Marine's robust keypad was designed to compliment your Olex chartplotter. It includes a built in trackball and left and right click buttons along with dedicated buttons for zooming in and out. There are also additional buttons for toggling the 3D screen on and off, starting and stopping a track, dropping a mark, centring the screen, panning the chart and relief.