The BEHRINGER USB AUDIO 2840 is a USB audio interface, likely part of Behringer's range of audio equipment that allows users to connect professional audio gear (such as microphones, instruments, or other audio sources) to a computer via USB. The model number "2840" is commonly associated with Behringer's UCA200 or U-Control series of audio interfaces, which are used for recording and playback of audio in a variety of audio production or home studio setups.

The USB AUDIO 2840 driver is required for Windows to properly recognize and interact with the Behringer audio interface, enabling features like low-latency audio streaming, high-quality sound input/output, and integration with DAWs (Digital Audio Workstations).