... with voice call 1.n570 processor,ddr3,ssd,wifi,bluetooth 2.windows7 10inch winpad 3.3g voice call (option) Operating System Windows® 7 ... " WSVGA (1,024 x 600), Non-Gloss, LED Back Light 10.1" WSVGA (1,366 x 768), Non-Gloss, ... LED Back Light System Memory 1GB (DDR3 / 1GB x 1) 2GB (DDR3 / ... , include Battery (g) 895g 10inch 3G windows7 tablet pc with voice call function