Communicate clearly up to 350 feet away from your desk with the CS540 Wireless Headset from Plantronics. Designed to connect to your desk phone, the CS540 sports a sleek, lightweight design and has been comfort-tested. One-touch controls on the headset allow you to answer or end calls and adjust or mute the volume. The system also enables you to conference in up to three additional headsets for easier collaboration. The headset comes with ear loops as well as a headband, allowing you to find the most comfortable wearing style--over the ear or over the head.

Talk Time and Roaming Range: Work better, hands-free, with a roaming range of up to 120 m/400 ft. Talk all day with up to 7 hours of talk time per charge. Convertible Wearing Style: Customize your look and feel for all-day comfort—lightweight, convertible design comes with 3 wearing options (over-the-ear, over-the-head or behind-the-head* *Behind-the-head neckband sold separately). Audio Performance: Keep background noise out of your call with a noise-canceling microphone. Ideal For: Office and desk-centric workers using desk phones. Connects To: Desk phones via included cable.Compatible phone models:iPhone.