VXi 203013 TalkPro UC3 Convertible USB Headset with N/C Microphone for Speech Recognition and Unified Communications Superior noise canceling eliminates background noise (up to 89 percent) and improves communication. Convertible with three wearing styles: over-the-ear, behind-the-neck and over-the-head. Inline call answer/end, mute and volume controls. Plug-and-play USB interface - no drivers needed.