Poly Voyager Focus 2 USB-A HS

Audio performance: Adjust the noise canceling level for your personal preference with three options of Advanced Digital Hybrid active noise canceling (ANC)—high, low and off. Poly Acoustic Fence technology: Advanced multi-microphone noise canceling so callers hear you and not your surroundings. Smart technology: Dynamic Mute Alert tells you if you speak while muted. Comfortable headband with loop and soft ear cushions for all-day comfort Comes with 2 Year Warranty