Power Output @ 14.4V, 4? stereo, <10% THD+N: 25x4 - Frequency Response [Hz]: 20-20k - Signal-to-Noise Ratio [dB]: 87 - RCA Outputs: 1 Set of Pre-amp Outputs - Line-Out Level [V]: 2.5 - Outer Trim Ring Dimensions [in, cm]: 4.4, 11.2 - Protrusion From Mounting Surface [in, cm]: 1.25, 3.1 - Mounting Depth [in, cm]: 3.9, 10 - Mounting Hole Diameter [in, cm]: 3, 7.62 - Mounting Panel Thickness Range [in, cm]: Any - IP Rating: IP67 - AUX Input Sensitivity: 500 mV - USB: Playback, Charging, Compatible File System MP2, MP3, WMA, WAV16, FLAC16, DC 5V, 1 Amp FAT32 - BT Range: 10M / 30ft Fits in round gauge opening - Supplied with Black and Chrome bezels - IP67 certification - Uses USB, RCA, AM/FM and Bluetooth audio sources - USB audio playback or charging - RCA outputs - Compatible with KRC12 Remote Commander