CN0211G Features Plug and play Supports the devices containing a USB1.1/USB2.0 port Supports wireless roaming Can be powered via the AC adapter or USB port Supports all types of USB commands Compact size and lightweight General Specs Port Micro USB Wi-Fi IEEE 802.11g/b Antenna Built-in antenna Frequency Range 2.4-2.4835GHz RF Power 20dBm (max) Operating Systems Windows 2000/XP/XP64/7/Vista/Vista64 Dimensions 5.7 x 5.7 x 1.8 cm