high power usb wifi adapter 802.11G

The product has high power and high sensitivity. Further, it provides an external antenna which can easily advance your distance and performance more flexible. To protect your wireless connectivity, the high-speed wireless USB adapter can encrypt all wireless transmissions through 64/128/256-bit WEP data encryption and also supports WPA. With the High-Speed Wireless USB Adapter, you will experience the best wireless connectivity available.
Features:
    Connects at a full 54Mbps High Speed Transfer Rate for 802.11g.
    Detachable antenna with RP-SMA connector - upgradeable to a higher power antennafor a wider wireless coverage.
    High Output Power up to 500mW (27 dBm) for extend the coverage range up
to 5x than standard USB adapters
    Operating distance of up to 1000 meters in free space
    Plug -and-Play compatible with all computers.
    Software AP Function, Support PSP, X-Link, QoS, WMM, BT3
     High security 64/128/256bit WEP Encryption, TKIP, WPA, 802.11
 
SPECIFICATIONS:
 
      Model   GS-27USB-50
      Standard:  IEEE 802.11b, IEEE 802.11g (WIFi Compatible)
      ChipsetRealtek RTL8187L+RTL8225
      RTL8187B & 8187L both available!
      Frequency Band:2.412GHz ~ 2.484GHz unlicensed ISM band
      Data Rate: IEEE 802.11b: 1, 2, 5.5, 11Mbps
      IEEE 802.11g: 6, 9, 12, 18, 24, 36, 48, 54Mbps
      Output Power27dBm/500mW
      Transmitter Power:11g 19

USB 54M Wireless adapter card 2 in1 Wifi & Bluetooth
Complies with 802.11g and 802.11b Standards
IEEE802.11b:1,2,5.5,11Mbps