... WIFI connectivityd) USB memory device,such as U disk,USB hard disk,and even SD card.e) USB mouse, USB keyboardf) air mouse, air ... keyboardg) PDF file browsingh) supports multiple languagesand etc..All in all ,ET-800 is just like an android PC ... 4:3, 16:9 with Pan Scan, LetterboxHDD MP3 player ... up to 4GB RMVB ... 0.69kgMPEG-2 & MPEG-4 AACHDMI cableGross Weight: about 0 ...