Improve call quality with our most popular contact center headset, the Poly EncorePro 500 Series. End caller frustration and elevate the customer experience. Voice optimized frequency response sharpens sound. Plus, it’s custom-made for heavy usage—less downtime equals more productivity. Count on top grade aluminum joints with 15 years of expertise, built in. The agent experience matters, too. Super lightweight, great fitting design is all about comfort. Soft ear cushions swap out quickly and easily, extending usage and value. It’s everything you need to keep callers, and agents, happy.