... 2.3.6 MTK6573Multi touch HD Screen with Dual cameraDisplay5.0 WQVGA,capacitance screen, support Touch panelRingtonesPolyphonic ... 2.0memoryNand Flash:4GBit+DDR: 4GBitData transmissioncable insert, card reader, Bluetooth function ,Bluetooth voice, Stereo Bluetooth ... memory expansion, E-book, incoming call firewall, dual card, dual standby and dual Bluetooth, display land ownership of incoming call, IP ...