The FW-1804 WDM Interface appears to be a driver for a hardware device (likely an IEEE 1394 FireWire interface), as WDM stands for Windows Driver Model, which is a standard model for drivers in Windows. FireWire is commonly used for high-speed data transfer, often for video devices, digital cameras, or audio equipment.
If you are looking to install the FW-1804 WDM Interface driver on Windows