SparkLAN WMIA-139AG 802.11a/b/g Wireless Mini PCI Module Atheros (AR5004X) High Power Support Super AG Technology, Mini PCI Type III B (Pin18, 123 is connected to 5V), Operating in 2.4GHz and 5.8GHz with data rate up to 108Mbps Security 64/128/152 bit WEP, AES