The DAB-USB (Base) refers to a USB device designed for receiving DAB (Digital Audio Broadcasting) signals on a Windows computer. DAB is a digital radio technology used in several countries for radio broadcasting. The "Base" version likely refers to the basic or core model of a DAB-USB receiver. These USB receivers allow your computer to tune in to DAB radio stations, much like a traditional radio tuner, but in the digital format.

To use a DAB-USB (Base) device, you need to install the appropriate Windows driver so that the device can interface with your operating system and allow you to listen to DAB radio stations using compatible software.