* Chipset qualcomm 7200 * Dual mode * 3G: HSUPA, HSDPA, UMTS 2G: GSM, GPRS, EDGE" * HSUPA / HSDPA / UMTS: 2100MHz * GSM / GPRS/EDGE: 850/900/1800/1900 * Data Transfer Rate: 7.2Mbps downlink 5.76Mbps uplink * Micro Sd card support up to16GB * Windows XP/2000/Vista/mac/android * Support device: 20 computer * Battery: 4 hours 1500 Mah * Support WAP and Wi-Fi 802.11b / g * Interface: mini usb. * Dimension: 87*47*13mm * Weight: 72g, 182g with packing.