BlueNet 20 SwitchIncrease the number of available network ports in a Garmin BlueNet network. Once you've used all the ports on your compatible chartplotter just add a Garmin BlueNet 20 switch to the setup and keep constructing your expansive high-speed network.In the Box: Garmin BlueNet 20 Switch; Power cable; Mounting hardware; Garmin BlueNet network cable (2 meters); Documentation; - cis2:mm5mnJlm -