The Pioneer DEH-S1200UB Single-DIN In-Dash CD Player with USB offers the flexibility of also playing back music from USB flash drives. This CD car stereo has a 50 watts x 4 built-in MOSFET amplifier and an RCA preamp out which is selectable for rear or subwoofer. The DEH-S1200UB's USB can be used for charging electronics like cell phones and can also be used for Android Music. Please note it is not compatible with iPhones or iPads for audio or control..