Working with the latest in wideband VoIP technology, the Plantronics HW261 SupraPlus Binaural Wideband headsets deliver the highest level of audio performance even in noisy environments. The SupraPlus Wideband helps overcome the challenges posed by traditional technology, delivering heightened speech clarity and life-like fidelity, when used in a wideband enabled network. Users will experience greater satisfaction through enhanced intelligibility and reduced miscommunication. Choose between either noise-canceling or voice tube models. The noise-canceling models feature a new extended boom to further filter out background noise.