Comfort. Reliability. Value. |Make the most of every call. The EncorePro 300 Series, contact center headsets, are good for workers, callers, and your bottom line. Long-lasting comfort. Total reliability. Noise canceling so customers hear clearly. And exceptional value.Get top quality audio |Give your teams and customers the quality audio you expect from Poly, with a flexible noise-canceling microphone to tune out background buzz and chatty neighbors.Make conversations clear |Better understanding leads to better outcomes, and happier customers. That's why we use voice-optimized frequency response to make conversations clearer - and more accurate.Features | Flexible microphone boom|Give your teams and customers quality audio with a flexible noise-canceling microphone.Acoustic protection|SoundGuard acoustic limiting technology is used to protect against Acoustic Shock by limiting sounds to below 118dBA.Poly Quick Disconnect (QD)|Enable your flexible workforce with the features they need and use every day, like Poly Quick Disconnect (QD).Voice-optimized frequency |Create clearer and better conversations with voiceoptimized frequency response.Fold flat earpieces |Help agents stay responsive and comfortable with ear cushions that fold flat and around-the-neck placement between calls.