If you find your system volume lacking power, the Dynamic Boost is the solution. It works differently than a standard volume knob. Instead of simply amplifying the signal (which often introduces distortion and static noise), DFX uses a compressor and limiter algorithm.
A: Yes, but you must set your USB headphones as the default playback device before enabling DFX/FxSound. The software creates a virtual audio cable; sometimes USB DACs need reconnection after installation. dfx audio enhancer windows 10