This external 56k USB modem converts a USB port into an external 56k dialup modem, providing the ideal solution for applications that require fax modem capability, or simply a cost-effective way to connect to the Internet through dialup. This lightweight device provides portable convenience, and is powered through the USB bus eliminating the need for an external power adapter and saving the hassle of having to find a wall outlet. With support for PCM Upstream, quick connect and v.44 data and error correction, this external USB modem provides the versatility and convenience needed to get true value from a dialup connection.