52 inch LCD display + Support video + Music + Picture + e-book +USB 2.0 +Built in 2G ... : 2* LCD display.Equivalent 2) Resolution:320*240(WQVGA) 3) Video format:display movies, photos, e-book,support MPEG, AVI, RM ... ,Sk, Kr. IL,Ar. Eg 15) Operating System:Windows2000/XP/Vista/7 16) Net weight:80g 17) Dimension(mm): w175 x ... 's manual,AC adaptor 0 52 inch eyewear three colors video glasses