Type: Adapter Features: Bring digitally enhanced audio quality and the comfort of Plantronics headsets to Voice over Internet Protocol (VoIP) softphones with the Plantronics DA60. The DA60 includes a USB audio processor with digital signal processing (DSP) for crisp, clear sound, and PerSono Pro 2.0 software that provides contact center agents and supervisors with unparalleled control of voice and audio quality. Digital clarity, Plantronics comfort Enhanced VoIP sound quality Remote supervisor control for consistent quality