1.8 inch MID with WIFI,3G,GPS 2.512 DDR3,1G MHz 3.Dual ... HD Model: M8101.8 inch MID with WIFI, 3G,GPS,dual cameras tablet pc2.512 DDR3,1G MHz3 ... the network at anytime, anywhere** Built in GPS module,GPS satellite positioning navigation system based on android operating ... optional)GPS Built in GPS module3G Built in 3G,support external 3G module (WCDMA,EVDO optional)Video performanceMini HDMI,support ...