Do not install this application if you do not play DirectSound3D games in Windows 10, Windows 8.1, Windows 8, Windows 7 or Windows Vista.Microsoft Windows 10 64-bit or 32-bit, Windows 8.1 64-bit or 32-bit, Windows 8 64-bit or 32-bit, Windows 7 64-bit or 32-bit, Windows Vista 64-bit or 32-bit with Service Pack 2.Improves 3D audio processing for host-based Sound Blaster audio devices.Without this, most DirectSound3D games will be reduced to stereo output without any EAX effects. Enables the DirectSound3D game audio to be processed by your Sound Blaster audio device to deliver EAX effects, 3D audio spatialization, sample rate conversion and hardware audio mixing.Microsoft Windows 7 64-bit или Windows 7 32-bit.