... .Nand Flash;4GBit+DDR:4GBit 2.MTK6573 680MHZ 5'' DUAL SIM 3G ANDROID TABLET PHONE CAPACITIVE CELL PHONE operating systemAndroid ... TF card(expanded to maximum 16GB)SIM cardDual simcard and dual standbyTV formatAnalog TVSECAM/PAL/NTSC,Web digital TVFMFM,support FM ... MMS,memory expansion,E-book,incoming call firewall ,dual card,dual standby and dual Bluetooth,display land ownership of incoming call,IP talk ...