... 1.The bus lcd ad player can work from 12-36volt. 2.All lcd ad player can support CF Sdcard, ... 3.All lcd ad player support file: MPEG1,MPEG2,JPG,MP3,MP4,VMA,VOB,DATA,WAV,etc. 4. Metal outer shell, ... optional. 9. Capable of setting rolling caption on the screen, playing rolling caption in the advertisement program. 10. ... to build-in two speakers stereo, rated power is 2 x 5W; the speaker of bus.the other ...