The Sony Ericsson GC89 PC Card provides you with more options and speed than any Sony Ericsson card before which is ideal for the mobile professional who needs access anywhere on the T-Mobile network, or worldwide on other compatible GSM networks. When not near a local WiFi hotspot, the EDGE cellular data transmission (up to 247 Kbps) for real productivity. Simple to use, the GC89 PC Card lets you surf the Internet, download attachments, connect to corporate networks and manage your e-mail.