Andrea 351924 for Nuance Dragon NaturallySpeaking USB Headset with Noise Cancelling boom Microphone

High Fidelity Monaural USB Computer Headset with Noise Canceling Microphone and Volume/Mute Controls. Andrea Communications noise canceling computer headsets deliver a high fidelity audio experience with the highest voice recognition industry rating. Andrea's USB solution bypasses your desktop or laptop computer's integrated sound system, providing increased intelligibility and performance of microphone input and stereo speaker output for all of your digital audio applications including VoIP and speech recognition programs.