Features: Complies with IEEE 801.11n IEEE 802.11g, IEEE 802.11b standards 1x1/1x2 modes STBC support for extended range Legacy and high throughput modes 20MHz/40MHz bandwidth Reverse direction data flow and frame aggregation WEP 64/128, WPA, WPA2 support Multiple BSSID support Provides USB 2.0 Hi-Speed interface CCX V1.0 V2.0 V3.0 compliance Low power with advanced power management features Works for Windows 7, for Windows XP, for Windows Vista and for Windows 2000 Specifications: Chip: 8188EUS Standard: IEEE 802.11g, IEEE 802.11b, CSMA/CA with ACK Interface: USB2.0 Frequency range: 2.4GHz-2.4835GHz Radio data rate: 11N: 150/54/28/14/7/3 (adaptive) 11G: 54/28/14/7/3 (adaptive) 11b: 11/5.5/2/1M (adaptive) Channel: 1~11 (USA, Canada); 1~13 (Europe); 1~14 (Japan) Spread spectrum: DSSS Modulation: BPSK, QPSK, CCK and OFDM (BPSK/QPSK/16-QAM/64-QAM) Transmission distance: Indoor up to 100m, outdoor up to 300m (it is limited in an environment) Transmission power: 15dBm Antenna gain: 2X2dBi LED indicator: Status Data security: WPA; 64/128-bit WEP; TKIP/AES Environment: Operating temperature: 0~40 (32~104) Operating humidity: 10%~90% non-condensing Specifications: Color: Black/Red/Gold Package Contents: 1 x 150M WIFI Wireless Adapter