JL Audio, the absolute leader in premium and high-performance marine audio products presents MediaMaster® Remote, the ultimate wireless controller for compatible source units. Designed to deliver comprehensive controls in the palm of your hand, this app permits untethered enjoyment of your marine audio system using your compatible wireless device, from up to 35 ft (11 m) away. Thanks to advanced Bluetooth® Low Energy technology and a clean user interface, you can easily navigate and command your audio system from your wireless device with the same familiarity as your MediaMaster®. Compatible JL Audio MediaMaster® source units: MM105, MM105-HR App functionality requires the latest source unit software installed: 1.0.1325 or higher Please visit the MediaMaster® Help Center for more info: http://www.jlaudio.com/MediaMaster-Support Main control functions include: Power ON/OFF Source selection Access to stored presets Audio source navigation All volume level controls (master & individual zone) All subwoofer level controls (master & individual zone) All tone & balance controls (master & individual zone) Source specific settings