Googoo sell: USB wireless lan card 300Mb lan card

System Requirement:
  a.PC-compatible computer
    CPU Speed pf 200 MHZ or above
  b.Memory:64 MB or above,128 MB recommended
  c.Microsoft Windows 98/SE/ME/2000/XP/Vista
  d.Minimum Disk Space:2MB

THe Main Performance
    1.Network standards:IEEE 802.11g  IEEE 802.11b
    2.Effective working distance:200 metres farthest indoor and 830 meters farthest outdoor(varies due to the environment)
    3.Frequency range:2.4-2.4835 GHZ
    4.Number of chanels:13
    5.Support the network protocol:CSMA/CA With ACK
    6.Transfer Method:Direct Sequence Spread Spectrum(DSSS)
    7.Sensitivity:54:-68dBm@10% PER  1M:-90 dBm@8%PER   11M:-85dBm@8%PER  6M:-88dBm@10%PER 256K:-105dBm@8%PER(typical value)
    8.Antenna:2dB antenna
    9.Modulation:BPSK  QPSK CCK and OFDM(BPSK/QPSK/16-OAM/64-OAM)
   10.Bus Interface:USB
   11.Security Features:Support 64/128/152 bit WEP data encryption
   12.Status Indicator:Status
   13.SIze:85*30*13mm
   14.Support Sydtem:Windows 98/ME/2000/XP/Vista
   15.Other technical parameters:the provision of two working models centralized control type(infrastructure) and Peer-to -Peer(Ad-Hoc)
   16.Charactenstics:launch 54/48/36/24/18/12/9/6/11/5.5/2/1mbps

Features:
     1.Connects at a full 300Mbps High Speed Transfer Rate for 802.11g.
     2.Plug -and-Play compatible with all computers.
     3.Software AP Function, Support PSP, X-Link, QoS, WMM.
     4.High security 64/128/256bit WEP Encryption, TKIP, WPA,802.11. 
     5.Operating System Support : Windows 98/SE/ME/2000/XP/Vista ,Linux and Mac.

Specifications:
1.Wireless Lan 11g USB Adapter
2.IEEE 802.11g
3.USB 1.1/2.0
4.2.4GHZ-2.4835GHZ