Plantronics (Poly) CS540

Plantronics (Poly) CS540 Lightweight, convertible DECT wireless headset designed for desk phones, offering up to 350 feet (106 meters) of range and 7 hours of talk time. It features a noise-canceling microphone, hot-swappable wearing styles (over-the-ear, over-the-head), and, when paired with a handset lifter, allows for remote call answering.