Amazon.com: TP-LINK TL-WDN4800 Dual Band Wireless N900 PCI Express Adapter,2.4GHz 450Mbps/5Ghz 450Mbps, Include Low-profile Bracket: Computers & Accessories

http://www.amazon.com/TP-LINK-TL-WDN4800-Wireless-Express-Low-profile/dp/B007GMPZ0A/ref=pd_cp_pc_3