Full Details from Amazon.com : http://www.amazon.com/gp/product/B00180HJ28?tag=onigi-20
Encore Wireless Enlwi-N 802.11N Wireless Pci Adapter
Features
-- Compatible with IEEE 80211n Draft 20 80211bg wireless standards
-- 24GHz Frequency band MIMO 2T3R Standard antenna 2dB
-- Complies with PCI 23
-- High Speed transfer data rate up to 300 Mbps
