BlueNet 30 Gateway The Garmin BlueNet 30 gateway is required for Garmin BlueNet network compatible devices to network with legacy Garmin marine devices. Through this gateway, you can connect a Garmin BlueNet network to a legacy Garmin Marine Network for a premium control experience.In the Box: Garmin BlueNet 30 Gateway; Power cable; Mounting hardware; Garmin BlueNet network cable (2 meters); Documentation; - cis2:mm5mnJlm -