Plantronics - CS540 Wireless DECT Headset (Poly) - Single Ear (Mono) Convertible (3 Wearing Styles) - Connects to Desk Phone - Noise Canceling Microphone New in box Ready to ship positive aspect Move freely around office with 400ft wireless range positive aspect All-day power with 7-hour continuous talk time positive aspect Clear calls in noisy offices via noise cancellation Summarized from product information Rufus AI Connects To: Desk phones via included cable. Ideal For: Office and desk-centric workers using desk phones Audio Performance: Keep background noise out of your call with a noise-canceling microphone.
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