... (Support USB2.0) and Internal SIM card socket , Internal Antennas ( for HSDPA 3G Card )---(Optional)Bluetooth:Internal (Optional) Input Device:Keyboard ... Standard Supported Touch Pad: Glide,with 2 buttons I/O Ports: 1x Headphone jack , 1x Microphone jack 1 x RJ-45 2x ... 2.0 Ports,1x Internal Microphone,1x DC-In jack ,1x SIM card slot (PCBA option for synchronization only) 1 x mini ...