The Clarion DXZ375MP combines form, functionality and style with the Shooting Star design. Two sets of 4-volt preamp outputs deliver a powerful signal to your external amps or powered sub for noise-free performance. Hours of music can be played on CD-Rs and CD-RWs with MP3 and WMA files. An optional adapter lets you play your favorite tunes from your iPod or other portable devices via the front panel auxiliary input. Track information is displayed on the detachable faceplate with dot matrix display. Bluetooth enabled cell phones let you drive and take calls hands-free with an optional Bluetooth adapter. Additionally, you or your passenger can use the precision rotary volume control knob located centrally located for optimum control. Z-enhancer EQ with three preset tone settings Magna Bass EX dynamic bass boost enhancement High and low-pass filters Subwoofer volume level control Compatible with optional BLT370 Bluetooth adapter Compatible with optional EA1276 iPod adapter XM & Sirius Satellite Radio-Ready with optional adapter and subscription Rotary Volume Control Two sets of 3.6-volt preamp outputs Seek tuning CD frequency response - 10-20,000 Hz FM sensitivity - 11 dBf Signal to Noise - 80dB Built-in LPF/HPF Professional installation required