The Plantronics Savi 7210 Office headset offers seamless desk phone compatibility with up to 12 hours of talk time and built-in audio protection. For easy company-wide deployment, the 7210 headset features a noise-cancelling microphone with flexible microphone boom and a dedicated mute button. Designed for comfort, the headset has a universal fit headband which extends/contracts to the desired length. Supplied complete with universal base.