... to support the JEPG, MP3, MP4, WMA, MPEG1/MPEG2/MPEG4, AVI file format and compatible with VCD, SVCD, DVD, supported image formats ... with safety lock, boot lock system to support intelligent farewell file playback software security systems. Better protection to the effectiveness ... machines LCD, HD frame LCD advertising machine,17"AD PLAYER,19"ad player,20"ad player,21"ad player,22"ad player,26"ad ...