Fusion MS-UD650 Marine digital media receiver with internal dock Internal UNI-Dock - Securely protect and charge and compatible Apple iOS or MTP Android/Windows device, while enjoying your favorite soundtrack FUSION-Link Control - Wired direct stereo control from a compatible Multi-Function Display or MS-NRX200i wired remote control when utilizing an NMEA 2000 network; Wireless download the remote control app to control the on-board entertainment via Bluetooth Bluetooth Streaming- Stream soundtrack from compatible device; Track, album and artist info displayed; Navigate from the stereo or connected device; Apple iOS and MTP Android/WM Playback- Support of media devices, and interface for browsing music library Class-D Amplifier- Higher RMS output than a standard stereo, superior audio while drawing less current; Multi-Zone Technology- Three independent audio zones, with localized menu controls, and zone naming. Line Out Zones require additional amplification Optically Bonded widescreen LCD display for daylight viewing; Glass Filled Composite Chassis is structurally rigid and incredibly lightweight; Amplifier components are optimally configured for the side-fin aluminum heat sink producing thermal efficiency