High Speed Mobile Internet for your PDA! Take advantage of wireless Internet wherever you go with the Zyxel NWD-490 SDIO Wireless Client Adapter! It features 802.11b/g wireless connectivity and provides you with a high-speed wireless connection on your PDA or Smart Phone, up to 54 Mbps data transfer rate! Supporting WPA2, WPA, and 64-bit WEP security encryption, the NWD-490 protects you while on the road! Access the Internet, check email, send and receive from any available access points at 5x the speed of 802.11b networks! Give your PDA wireless connectivity with the Zyxel NWD-490 802.11g SDIO Wireless Client Adapter!