PRO 9450 dual connectivity wireless office headset provides an innovative approach to call handling for desk and UC softphone environments. It delivers unparalleled audio performance with superior noise cancellation microphone, wideband audio sound and PeakStop technology that provides exceptional hearing protection. Headset Type: Monaural; Headset Style: Convertible; Earpiece Type: Ear Cushions; Earpiece Material: Leatherette.