Alpine CDE-150E CD CAR Receiver with front USB & 3.5mm AUX & MP3/WMA/Radio Remote controller Front USB and Aux Input MP3/WMA playback Remote controller include Detachable front panel White LCD Display Menu language: English Main Blue, Other red illumination Bass Engine SQ 3-band parametric EQ 10-mode preset EQ Loudness Low-pass filter Subwoofer Level Control Subwoofer Phase Select Power IC management Fader/Balance USB Folder/File name search Direct Folder Up/Down Tag display Repeat M.I.X. Outputs 50W x 4 (Max.) 2 PreOuts PreOut Voltage: 2V (Max.) Power Antenna Remote Turn On Dimmer Power Requirement 14.4 V DC (11 ~ 16 V allowable) Power Output 50 W  4 Maximum Pre-Output Voltage 2 V/10 k ohms Bass 14 dB at 100 Hz Mid 14 dB at 1 kHz Treble 14 dB at 10 kHz Loudness 10 dB at 100 Hz