Plantronics CS540N and APP-51 Hook Switch Control Adapter
The Plantornics CS540 features the lightest DECT headset on the market, 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 CS540 Polycom IP phone experience through remote answer/end and ring alert.
Plantronics CS540 Features and Functions:
*Behind-the-head neckband sold separately
Plantroncis CS540 DatasheetPlantronics CS540 User Guide