... , SVCD, DVD, DVD-9 Disc and so on USB, SD/MMC/MS Card slot, supporting audio portable multimedia speaker 778E ... 1. 7” HD LED Screen2. Tray-type Core, supporting ... and so on3. USB, SD/MMC/MS Card slot, supporting audio file such as MP4, AVI, 3GP, RMVB, MP3, WMA and so on4. ... 57.4cm 12. Packing;4set/Ctn portable boombox radio with usb sd 778E