... WLAN 2.Complies with USB 2.0 3.MIMO technology 4.20/40MHz interoperable channels, ... penetration strength, wider wireless coverage, providing better performance and stability20/40MHz interoperable channels dramatically increase ... modulation. Convolutional Coding Rate: 1/2, 2/3, 3/4, and 5/6Programmable scaling in transmitter and ... Wireless USB LAN CARD With High Performance(WMM,fluence voice)