Compatible Vehicle Fitment Universal Marine Grade Protection / IPX Rating This product has been designed and tested against the elements. Waterproof, dustproof, snowproof or shockproof. Built to handle the outdoors. Meets or exceeds IP67 requirements for water and dust proofing. Apple® Control Quick control and access of iTunes collection with iPhone, iPod and iPad. Source Type AM/FM/Bluetooth® Enabled Gauge Mount Radio allows all access to radio stations and content from Bluetooth enabled devices. Input Types Bluetooth, RCA, USB: Nearly nothing the device can not play. Control Buttons Unit is adjusted by master knob and menu selection. Bluetooth® Connect Bluetooth® Connect allows your phone or other Bluetooth enabled device to be quickly paired to the controller without a complicated pairing process. Secure Simple Pairing™ Quick and secure wireless connection between your Bluetooth enabled device. This reliable connection is impervious to outside interference, providing a lock-tight connection to your audio system. Quick-Pair™ No more frustration with trying to pair. When the unit powers up, it immediately connects to the last device connected. For a first time connection, you only have to select "MB Quart" from your Bluetooth menu and you are connected, QUICKLY. Built-In Power Four channels of output. These channels remain active when running external amplifiers (RCA Output) to run additional speakers in the vehicle. Control Method Unit is adjusted by master knob and menu selection. AM/FM Tuner Presets AM: 8 station, FM: 12 station. AM1, AM2, FM1, FM2, FM3 each memorize 4 stations each. Frequency Range FM: 87.5-108, AM: 530-1710 USB / Apple® / Charging Port 1 USB Bluetooth® Version Version 4.2 Main Connector Type MOLEX connector for simple installation and removal of unit when needed. Media Screen On board 3.5 inch high-contrast LCD screen.