Plantronics reliability, durability, comfort and audio quality in an enterprise class USB headset for Unified Communications - a simple, value for money headset. It is available as a single earpiece model that can be worn on either ear, or a dual earpiece model to block out background noise. Both models come with a noise cancelling microphone for clear speech and low maintenance. Entera USB comes with all the back-up, service and support you expect from the world's premier headset supplier. This corded headset designed for enterprises planning Unified Communications deployments across a large number of employees. This device supports wideband telephony for high-fidelity sound and comes with a flexible boom and noise-cancelling microphone for improved transmissions in noisy offices. The over-the-head Entera can be worn in monaural (single earpiece) or binaural (dual earpiece) style and features generously padded ear cushions for optimal comfort during long conference calls. The Entera USB offers the incomparable service and support you would expect from the world's premier headset supplier. Plug-and-play solution optimized for Standard USB with PersonoSuite software for call control with unified communications solutions.