Garmin GHC 20 Manual
Garmin GHC 20 Manual. View the Garmin GHC 20 manual. The Garmin GHC 20 gives you the ability to control your autopilot using a compatible wrist worn Quatix Marine watch. The large 4 screen lets you view a glare free, color display with night viewing options using your choice of different backlit colors. It has an optional hands free operating capability giving you ultimate control. You will find all operating instructions for these great features in the owners manual. You are viewing the manual and parts listings for the Garmin GHC 20.