USB to 3D External Sound Card Audio Adapter Virtual 7.1

Functional features mini shape is small and exquisite, carry convenience the usb interface, plug and play, to replace traditional sound card. digital audio output, a virtual channel capacity. dynamic rotating acoustic field, headphones and speakers mode free switch function. support the microphone recording function. headphones and speakers model free switching function; simulate the speaker position adjustment function freely. to fully support mpg/dat/avi/mpg4 / rm/mov and other audio. tf3dx eax1.0/2.0, hr