The Askey USB Sync Windows driver is a software package that allows a computer to communicate with a USB device made by Askey, a company that manufactures networking and communication equipment. Specifically, the USB Sync driver is used for synchronization between a computer and a USB device (such as a modem, network adapter, or another communication device) that requires synchronization over a USB connection.

In many cases, the USB Sync driver is required for syncing data or controlling the device through the computer. Depending on the specific Askey product you are using, this driver may allow functions like connecting to the internet, managing settings, or transferring data.