DB-712 tablet pc * Android 4.0, 1.5GHZ * 7"inch capacitive touch Support wifi, Dual camera ... response: 20Hz to 20000HzInterface: 1*Mini USB 2.0, 1*3.5mm earphone jack,1*DC jack, 1*TF card slotIn/Output ... Normally, the process of checking Mobile Phone is as follows:1.Functioning Test: Outlook, Calibrate screen, Keyboard, WIFI, Camera, ... to cooperating with you! 7.0inch Android4.0 1.5GHz Tablet PC DB712