DP AUDIO DR106 FM and MP3 Stereo Receiver with USB Port and SD Card Slo (NO CD PLAYER) 20W x 4 Max Power USB Connection, SD Card Slot, and AUX In FM Tuner with 18 Presets reamplified Line-Out Half Size DIN Depth Chassis Sizefull-din Display TypeLCD Display ResolutionNA Warranty1 year limited Expansionoptional_mp3_cable, optional_bluetooth, optional_hd_radio Memory Card SlotSD Card Slot Media Playback SupportedMP3, WMA