The ALCATEL CDMA Modem USB Modem Windows Driver is a software package that allows your computer to recognize and interact with an ALCATEL CDMA USB modem. CDMA (Code Division Multiple Access) is a telecommunications standard used for wireless communication, and a USB modem is a device that connects to your computer via USB to provide internet access via a mobile network.

The driver enables the modem to communicate with the operating system (Windows) and ensures that it works correctly for data transfer, voice calls, and other features. Without the proper driver, your computer may not recognize the modem, or it might not function as expected.