... advertising playing.3.Built-in CF and SD card reader, support CF/SD/MS/MMS/XD card and USB drive, ... using CF and SD card as the source of programming, playing with high ... AVI, etc.2.Play from:Memory flash: CF Card,SD card or USB (32M-16GB)Built-in flash memory: ( ... toll stations, bookstores, parks, exhibition halls, stadiums Advertising Machine floor stand type For bank and hotel