... Built in 3G , 3G phone optional OS: Android2.2 Main functions:1,screen size: ' 800x480 WVGA resolution2, ... Capacitive touch panel3,Andriod 2.2 software system4,TCC8803 telechips cortex a8 CPU type, ... 3.5mm headsets19,1 * 5V dc adapter / 2.5 A dc20,TF card storage TF card up to ... 16GB biggest port funds21,USB mini USB OTG * 1 OTG, USB 2.0, 2 ...