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Plantronics CS520 and APP-51 Hook Switch Control Adapter
The Plantornics CS520 is a stereo over-the-head headset with a new streamlined design and improved performance. Go mobile and multi-task up to 350 feet (100 meters) from your desk with answer, end and mute controls at your fingertips. And no matter what your preference, with three wearing choices there’s one to match your personal style. Enjoy the sleek contemporary design of the new system, premium wideband audio quality and wireless mobility, all with the same reliability for hands-free productivity. The APP-51 transforms your CS520 Polycom IP phone experience through remote answer/end and ring alert.
Plantronics CS520 Features and Functions:
Plantronics CS520 User Guide
