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. Better understanding leads to better outcomes, and happier customers. That's why we use voice-optimized frequency response to make conversations clearerand more accurate. 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. Performance Certification CE Signal-to-Noise Ratio (SNR) 53 dB Cable length 0.762 m Product colour Black Headset type Binaural Recommended usage Office/Call center Wearing style Head-band Product type Headset Ports & interfaces USB connector USB Type-A USB connectivity Yes Connectivity technology Wired Headphones Noise canceling type Passive Noise canceling Yes Impedance 32Ear coupling Sup