The Vertex Wireless CDC Modem driver is a software package that enables your Windows-based computer to communicate with a Vertex Wireless CDC (Communications Device Class) modem. This type of modem typically uses a USB interface for connectivity and supports communication protocols, allowing the modem to work as a network device, enabling internet or data access.

The CDC (Communications Device Class) standard is often used for modems, networking devices, and serial communication. The Vertex Wireless CDC Modem would typically be a cellular or wireless modem that allows for wireless data transfer via a cellular network or other wireless technology.