POWER ACOUSTIK PCD-40 Single DIN CD/MP3 Source Unit with 32 GB SD/USB Playback Plays CD's, Reads up to a 16gb SDHC card or Connect up to a 16GB flash drive for MP3 audio. Listen to your favorite radio stations. You'll find separate front, rear, subwoofer, and line-level RCA pre-amp outputs on the back of PC-40, all 2V max. Connect the audio output of an auxiliary device like MP3 player or handheld game console for playback through the entire audio system. Detachable Theft Deterrent Faceplate, 52wx4 MOSFET Powered Speaker Level Outputs 18FM/12AM Station Memory, Custom & Preset EQ Settings, Audio Staging Controls, Remote Control Included