Marine Gauge Digital Media AM/FM Receiver with Bluetooth-enabled MP3/WMA Playback Bluetooth Audio Streaming Stream and Control your Favorite Music APPs USB Port inputs AUX inputs Compatible with Audio Output of iPod/iPhone, Smartphones and MP3 Players Front Pre-Amp Outputs Rear/Sub Pre-Amp Outputs IPX6 Waterproof USB Charging (1A) Weather Band Tuner Switchable US and Europe Tuner Frequencies RDS Tuner PC Board with Conformal Coating Polished Stainless Steel Bezel Zero Current Draw Memory (retains radio preset memory in case of vehicle battery disconnect) 120W Max Each, 60W RMS Each 75' Titanium Dome Tweeter Composite Polypropylene Cone 4 Ohms Impedance Sensitivity: 87.7 dB Mounting Depth: 3.7'