Features: 1.Humanized Antenna Design: Adopts split detachable design with strong expansibility, external omnidirectional antenna and high gain 3.5dBI performance, which can make the wireless signal transmission distance longer in an open environment 2.Flexible Design: Adopted to support multi dimensional free rotation. It can be adjusted according to usage habits and signal strength to improve signal sensitivity and enjoy high speed with you 3.Wireless CCA Technology: When there is wireless signal interference around, the instrument will automatically adjust the mode to avoid signal interference and make the wireless signal more stable 4.Wireless Standard: IEEE 802.11n/g/b. RTL8188ETV chipset, 2.4GHz enhanced 150Mbps wireless data transmission rate, wide range, ultra fast speed, no drive, plug and play. 5.Super Compatible and Diverse Support: Compatible with for Windows ,for Linux , for OS X and other operating systems, making it more convenient for you to use specification:Item Type: Wireless Network Card Model: For W90 Material: ABS Color: Black Chipset: RTL8188ETV Wireless Standards: IEEE 802.11n(draft),IEEE 802.11g,IEEE 802.11b Interface Type: USB2.0 / 1.1 Transmission Rate: 802.11n: Up to 150Mbps 802.11g: 54 / 48 / 36 / 24 / 18 / 12 / 9 / 6Mbps (Adaptive) 802.11b: 11 / 5.5/2/1Mbps (Adaptive) Frequency Range: 2.4-2.4835Ghz Working Channel: 1-14 Data Modulation: 11b:CCK,DQPSK,DBPSK 11g:OFDM 11n:OFDM with PSK,BPSK,16-QAM,64-QAM Security: 64 / 128 Bit WEP Encryption WPA,WPA-PSK,WPA2,WPA2-PSK.TKIP/AES RF Power: 20dBm (Maximum) Antenna Gain: 3.5dBi External Smart Antenna Led Indication: Status Support Operating System: Support for Windows2000 ,for Xp , for Vista ,for Win7, for Win Ce,for Linux ,for OS X PackageList: 1 xWirelessNetworkCard 1 x Antenna 1 x CD 1 x User Manual