When you're on the road, you need something tough and sturdy to play your music. Depend on a reliable source unit with the 2-pack of MB Quart GMR LED Bluetooth Nautic 160 Watt Source Unit Media Players. These media players are multimedia digital entertainment controllers with 160-Watt internal amplifiers. So no matter which profession you're in, be it in the RV industry, off-road builders, or marine enthusiasts, use these media players for your installations. These GMR devices feature Bluetooth AM/FM gauge mount radio with control for your devices. There are 4 internal channel amplifiers that deliver 180 Watts with Aux input and 4 Volt pre-amp outputs. Control the GMR-3 remotely from wherever you are. Made with marine-grade protection that exceeds IPX67 requirements, these devices protect against snow and shock. So take these devices outdoors and know that they have your back. Access your music with any phone with quick controls and easy navigation of your playlists. Connect to your music wherever and wherever you are with the 2-pack of MB Quart GMR LED Bluetooth Nautic 160 Watt Source Unit Media Players.