Learn more about our Courier® business products, the Courier modem brand, all about dial-up, how modems work and how to choose the one that's right for you.
Connecting people to the internet and each other
Courier business products
The Courier Lite 56K Business Modem is considered the top choice for dial-up modems for its world-class performance, reliability, and features. It is used by large corporations and small businesses, market research firms and insurance companies, restaurant chains and retailers.
How modems work - choose the one that's right for you
All about dial-up
Find out about V.92, how modems work, and the difference between controller-based and controller-less modems so you can choose the one that's right for you.