Viking RFM56KPCC 56K PC Card Modem for Windows 95, 98, or 2000 Optimized for use with laptop computers Fully compatible with most ISPs including: AOL, CompuServe, Cox High Speed Internet, AT&amp;T Broadband, etc. Manufactured with premiere components to guarantee flawless operation--even under the harshest conditions Toll free installation/technical support ISO 9001 Certified Manufacturing Processes