The Plantronics EncorePro 520 is the binaural version of the all-new EncorePro 510 design, covering both ears to provide greater focus and concentration by blocking background noise. This lightweight headset has soft ear cushions for all-day wearing comfort. The EncorePro 520 headset features a next-generation custom microphone which reduces background noise and interference, ensuring fewer missed words and a better caller experience. Its wideband audio delivers richer, clearer conversations while SoundGuard technology protects user from noise spikes and listening fatigue. This robust headset comes with a reassuring 2-year manufacturer's warranty The 520 is compatible for use with PC or deskphone via selection of available Quick Disconnect cables, this headset is the ideal choice for Telephone-intensive users, including formal customer care centres and helpdesks. This headset is hearing-aid-compatible (HAC) working with hearing aids to give users a clearer sound.