A sound choice for applications where voice quality is critical, such as VoIP, speech recognition and softphone. Together with your existing professional headsets it delivers audio performance on your computer that's equal to better than traditional phone systems. Incorporates echo cancellation and Digital Signal Processing (DSP) to give you the voice quality Unified Communications. Pair with VXi Connect Software (not included) to enable Call End/Answer and Mute functionality. One-touch answer/end call feature improves your productivity (dependent on softphone applications). DSP and echo cancellation functionality eliminates VoIP latency and background noise. Compatible with Windows®, Mac® and Linux operating systems.