Velex Element VX 230B 160 WATTS PEAKPOWER MP3 IPx5 Marine Bluetooth Stereo 10.8-15.6V DC input, 6 amp 3AG fuse 2.5" Crystal Display MP3/WMA playback Bluetooth Audio Streaming AM/FM Tuner, 18 preset stations 4x7W built in amplifier USB/ 3.5mm AUX input 80mm Gauge Mounting with U bracket Mounting depth: Min 70 mm