Boss Boss Single-DIN In-Dash MP3-Compatible Digital Media Receiver with Front USB/AUX/SD Card Input

General Features: Remote Control Detachable Face Switchable US and Europe Tuner Frequencies Zero Current Draw Memory (Retains Radio Preset Memory in case of Vehicle Battery Disconnect) Output Power: 50W x 4 CH Playback: MP3 Inputs and Outputs: USB Port (Front) SD Port (Front) Aux-In (Front) Compatible with Audio Output of iPod/iPhone, Smartphones, and MP3 Players RCA Outputs Item Dimensions: 6.00-in x 4.00-in x 2.00-in Item Weight: 4.00-lbs.