2w Alfa Wirless Adaptor

Specification
Product General
Standards Wireless: IEEE 802.11b/g/n
USB 2.0 standard
Date Rate 802.11b: UP to11Mbps
802.11g: UP to 54Mbps
802.11n: UP to 150Mbps
OS Supported Windows 2000
Windows XP
Windows Vista
Windows 7
Linux 2.6
Mac 10.4, 10.5.10.6
Support S/W AP
Physical Spec.
Interface USB 2.0 mini USB
Antenna Type 1× 2.4GHz RP-SMA Female connector
Chipset RT3070

Hardware
One LED Power/Status
Wireless Act.
Antenna 5dBi 2.4GHz Antenna
Frequency Range 2.412-2.483 GHz
Channel 1~11 channels(North America)
1~13 channels(General Europe)
1~14 channels(Japan)
Modulation Type BPSK, QPSK, CCK and OFDM
Output Power 802.11b: 33dBm± 1
802.11g: 32dBm± 1
802.11n(HT20): 32dBm± 1
802.11n(HT40): 33dBm± 1
Sensitivity 11b: -92dBm
11g: -76dBm
11n: -73dBm@HT20
11n: -70dBm@HT40
Power Voltage: 5V+5%
Security WEP 64/128
802.1X support
Wi-Fi Protected Access(WPA)
WPA-PSK
WPA II
Cisco CCX Support
WAPI-PSK
WAPI-CERT Enviorment
Humidity 5%-98% non-condensing