Provide 32bit Cardbus interface Frequency Range : 2.400-2.4835 GHz, Direct Sequence Spread Spectrum Complies with IEEE 802.11b Standard Support TCP/IP, NDIS3,NDIS4 and NetBEUI Protocol Plug-and-Play operation Support two operation mode: Infrastructure and Ad-Hoc Transmission rate up to 11Mbps, Transmission distance up to 300m