USB WIFI,无线网卡

Description The USB WiFi Dongle easily connects your USB-equipped desktop or notebook computer to your wireless network for internet and file sharing. Desktop users can now join the network with the ease of a USB plug-in, without opening their PC cases, laptop users can enjoy the benefits of staying mobile-while connected to the internet. By adhering to the 802.11g wireless standard, the USB WiFi Dongle is capable of streaming video and transferring large files across a wireless network. You will most likely need this if you have a bought a wireless ADSL or cable modem and wish to connect your PC to the internet or other PCs on the network wirelessly. The USB WiFi dongle is also compatible with all mobile phones and PDAs with WiFi connectivity. Features:Versatile use with Desktop PC or Laptop ComputerPortable, compact, pocket sized designCompatible with IEEE 802.11b (11Mbps data rate).Compatible with IEEE 802.11g (54Mps data rate).Dynamic data rate scaling at 6,9,12,18,24,36,48 and 54Mbps for 802.11g.Support wireless data encryption with 64/128 WEP for security.Support infrastructure networks: Access point and ad-hoc network.Supports WPA enhanced security.Supports DFS/TPC for European operation.Friendly user configuration and diagnostic utilities.High speed USB 2.0 interface. Technical data:Standards: IEEE 802.11b, IEEE 802.11g.Frequency Band: 2.4GHz ~ 2.483GHz.Data Rate: IEEE 802.11b, 1, 2, 5.5 & 11Mbps. IEEE 802.11g, 6, 9, 12, 18, 24, 36, 48 & 54Mbps.Transmitter Power: 14 dBm.Receive Sensitivity Operating at 11Mbps: -80 dBm @ 8% FER.Operating Range: 100 - 400m, depending on environment.Antenna: On board chip antenna.Security: 64-bit or 128-bit WEP/WPA/TKIP.I/O Interface: USB 2.0.RALINK:RT2070