IEEE 802.11a, IEEE 802.11b, IEEE802.11g, Interface: 32-bit PCMCIA Type II/III Wireless Transmission: 54 Mbps (802.11a) Atheros chipset AR5211, Atheros eXtended Range (XR) ClearVoice" Band, Non-overlapping Channels Transmission Method: OFDM or DSSS Security: 64 / 128-bit WEP, WPA and 802.1x OS support: Windows 98/ME/2000/XP, Description The Compex iWavePort WL54AG is a standard wireless LAN card that fits neatly into your notebook�s PCMCIA or Card Bus slot. It uses a new IEEE 802.11a/b/g standard which allows the network speeds to dynamically shift up to 54Mbps. Besides, as it is downward compatible to the 802.11b world recognized standard, the WL54AG gives you wireless accessibility to a network anytime and anywhere. With the support of 64-bit or 128-bit WEP (Wired Equivalent Privacy), it provides additional security for wireless LAN communications.