Make your Humminbird unitwireless capable with this easy to install dongle, just plug it into your unit and pair it with your Humminbird Bluetooth remote for quick, convenient control of your most used functions. Take wireless control of your Humminbird. The wireless remote lets you mark waypoints on the fly, zoom in and out, adjust sonar sensitivity and toggle through your favorite custom views. Each key has a short press and long press function, enabling you to customize the remotes capabilities to reflect your fishing style. For instance, a long press of the Mark button can be programmed to power your unit on or off, deploy your 360 imaging transducer or even create an i-Pilot Link Spot-Lock. Everythings visible and controllable from anywhere on the boat, so you dont have to stop fishing to control your Humminbird.