Voice Recognition USB Headset with Noise Cancelling Microphone for Nuance Dragon Speech Recognition Software Designed for Nuance Dragon Speech Recognition Software, Comes in Frustration-Free Packaging (plastic bag), Great for delivering increased accuracy for speech recognition, enhanced intelligibility for VoIP applications and high definition audio Pro-flex wire microphone boom for accurate microphone placement Windsock for minimal breath popping Pro-flex microphone boom and superior noise canceling microphone 40mm speaker with large comfortable ear cushion / Comes in hassle free packing for easy storage