ASUS PCI-G31. Connectivity technology: Wireless, Host interface: PCI. Data transfer rate (max): 54 Mbit/s, Supported data transfer rates: 1, 2, 5.5, 6, 9, 11,12, 18, 24, 36, 48, 54 Mbps. Modulation: OFDM, CCK (11Mbps, 5.5Mbps), DQPSK (2Mbps), DBPSK (1Mbps), Frequency band: 2.412 - 2.472 GHz. WLAN data transfer rates supported: 54 Mbit/s. Antenna connector type: RP-SMA