1:car dvd player,7inch double din car dvd with detachable front panel 2:with dvd+BT+FM/AM+ ... +DVB-T/ISDB-T optional car dvd player,7inch car dvd player with detachable front panel*M-star ... automatically)14)Language of OSD menu with DVD:Chinese,English,French,German,Portuguese,Spanish;15) ... video out, 2audio output, 2video input ,2 audio input17)Subwoofer output18)Compatible with DVD,DVD-R,DVD-RW,HDVD ...