... 7inch phone call tablet pc with wifi 1.RK2818 2.3G,GPS,WIFI,Bluetooth 3.support tf card 4.1year warranty ... 7inch phone call tablet pc with wifi 1.RK2818 2.3G,GPS,WIFI,Bluetooth 3.support tf card 4.1year warrantyDetails ... TF Card up to 32GB WiFi: 802.11b / g (internal) 3G: WCDMA, GSM, with the phone function850/900/1800/1900MHz/2100GPS ...