HP Poly Voyager Focus 2 UC ANC Bluetooth Wireless Headset with USB-A Charge StandWe couldnt build a wall around you to block out background noise, so we did the next best thing: created a focus zone with the new Voyager Focus 2 headset. All you hear is your call with three levels of hybrid active noise cancelling (ANC). All they hear is you with our pro grade microphones using Poly Acoustic Fence technology. And while youre thinking about your call, its thinking for you, alerting you so you never again have to say, Oops, I forgot