DWL-G520 HIGH SPEED 2.4GHZ (802.11G) WIRELESS 108MBPS PCI ADAPTER is a wireless PCI adapter featuring the very latest in advanced wireless silicon chip technology to deliver incredibly fast data transfer in the 2.4GHz frequency. The DWL-G520 also works with 802.11b standard wireless devices and when used with other D-Link AirPlus Xtreme G products delivers throughput speeds capable of handling heavy data payloads including real-time MPEG video streaming.