StarTech MPEX300WN2X2 Wireless Adapter IEEE 802.11b/g/n Mini PCI Express Up to 300Mbps Wireless Data Rates Wireless Data Rates: Up to 300Mbps Frequency Band: 2.412 GHz - 2.484 GHz Standards: IEEE 802.11b/g/n Security: WEP Data Encryption WPA Data Encryption Antenna: 2x2:2 (TxR:S) Color: Black System Requirements: Available Mini PCI Express expansion slot Features: Fast and reliable wireless network connectivity with Wireless N compliance Connect to older wireless networks with 802.11b and 802.11g backward compatibility Install into small form factor or custom embedded systems with a Half height Mini PCI Express design Realtek - RTL8192CE 1 - Mini PCI Express x1 (52 pin) Male Bandwidth: 20/40 MHz 802.11n: 300 Mbps