Zonet ZEW2502 IEEE 802.11b/g USB 2.0 802.11g 54Mbps Wireless Adapter

Spread Spectrum:
IEEE 802.11b: Direct Sequence Spread Spectrum
IEEE 802.11g: Orthogonal Frequency Division Multiplexing

Operation Mode:
Ad hoc
Infrastructure (Access Points is needed)

Support WMM (WiFi Multimedia) Function
Lower power consumption
Easy to install and configure