Aliph Jawbone 2 Bluetooth Headset for $49.99 shipped.  Here is a screenshot for reference.  This Bluetooth headset has a voice activity sensor that identifies and isolates the speech and subtracts unwanted background noise.  This is among the most popular advanced noise-canceling Bluetooth headsets.  Note that it comes in OEM packaging, and in this case does not come with additional ear loops.  Most places have it for $59 or more.