Sony Ericsson GC89 Cellular and WiFi PC Card Highlights WiFi 802.11b and g for up to 54Mbps download speed when near a local hotspot EDGE v4 compatibility gives you up to 274Kbps data transmission on GSM networks Surf the Internet, check email, send and receive text messages Quad-band GSM for worldwide cellular data access Compatible with Microsoft Windows 98/SE/ME/2000/SP2/XP PC Card Type II, 32-bit Cardbus Supports MNP & V.42 Bis Data Compression No remote power needed. Power comes from the PC card slot Supports WiFi 802.11 for super fast data downloads GSM 800, 850, 1800, 1900 Cellular WiFi PC Card No hassle connect up to corporate networks easily GC89 EDGE/Wireless LAN PC Card The GC89 EDGE/Wireless LAN PC Card makes mobile working a practical reality. It combines speed, freedom and convenience all in one card. The GC89 quad-band data card gives true global coverage and high speed data connection over GSM EDGE/GPRS networks or Wi-Fi Hotspots (802.11g & 802.11b). You are able to enjoy fast and easy access to the Internet, e-mails, corporate networks and services - anytime, anywhere.