TP-LINK 108Mbps 802.11a/b/g Wireless PCI Adapter . Connectivity technology: Wireless, Host interface: PCI. Data transfer rate (max): 108 Mbit/s. Frequency band: 2.4 - 2.4835 GHz. Antenna connector type: SMA, Gain: 2 dBi. Width: 133 mm, Depth: 121 mm, Height: 22 mm