Material Type:ABS OSD Language:English Radio Response Bandwidth:87.5 - 108.0MHz Voltage:12V Out Power:4 x 60W Special Function:FM Radio, Bluetooth, Hands-free calls, MP3 Player, USB flash disk Music Source:SD card, 3.5mm stereo headjack, hone, Flash drive Bluetooth Version:2.0 Media Format:WAV, WMA, Mp3