High Quality 7.85 Inch 3G Tablet PC Android 4.2 GPS bluetooth FM M78k8 CPU MTK8312, Dual Cortex-A7 1.2GHZ O/S Android 4.2 Size 7.85 inch Touch panel Capacitive(G+P) LCD 1024*768 TN RAM DDR3 512MB Internal memory 4GB Nand flash (up to 32GB) Camera front 0.3MP/2MP External memory Micro SD card 1GB up to 32GB Battery 3.7V 3600mAH USB port 1*MINI usb(OTG) Earphone 3.5mm WIFI 802.11 b/g/n 3G WCDMA 2100 (850/1900option each add US$1) GSM Dual SIM 850/900/1800/1900MHz; G sencor 3 axis AC/DC jack Input: 100-240V/AC Output: 5.0v/2.0A Video format: Avi, mov, mp4, asf, wmv, rm, rmvb, 3GP, m4a, mpg, flv Audio format mp3, wav, wma, aac, ac3, AAC+, Real Audio GPS, A-GPS FM Built in Bluetooth Built in