... , 7 inch screen with 800*600 resolution, installed with Android 4.0 operating system, powered by Allwinner A10 chip with strong Mali400 ... around the stateAbout 6 hours About the video modeAbout 3-4 hours Video formatsAVI,WMV,MP4,MKV,RM,RMVB,FLV, ... Return Postage and shipping charges. Buyer is responsible for additional shipping costs for items that are returned refused and/or undeliverable. ...