abit AirPace Wi-Fi. Connectivity technology: Wireless, Host interface: PCI. Data transfer rate (max): 54 Mbit/s, Supported data transfer rates: 1; 2; 5.5; 6; 9; 12; 18; 24; 36; 48; 54 Mbit/s, Bandwidth: 2.4 GHz. Spread spectrum method: OFDM. Width: 46.5 mm, Depth: 68 mm, Height: 12 mm. Data link protocols: IEEE 802.11b; IEEE 802.11g