We will close early Friday, July 1st at 12pm PST and all day Monday, July 4th
in observance of Independence Day.

Does your Plantronics CS540 squeal or have static during calls?

If your CS540 squeals or has static during a call that both you and your caller hear, try re-subscribing the base to the headset. Manual Over-the-Air Subscription: 1) With your Plantronics CS540 idle and your headset undocked, press and hold the subscription button (Labeled 1) on the base for three seconds. The Power on/subscription light … Continued