- The HPBT 450 Headphones Are Our Very First Pair Of Premium Wireless Bluetooth Headphones. They Are Perfect For Any Setting, Whether You Are Putting Work In At The Gym Or You Are Simply Listening Some Great Music In Your Free Time. Our ExclusiveNoise Cancellation Technology Is Sure To Get You In Your Zone And Block Out Unwanted Distractions. Now You Will Be Able To Get Work Done Without The WiresThese headphones offers you a sleek style with a slim profile but also an adjustable contoured headband, It allows you to get a great position on your head. The headphones are extra comfortable so that your ears don't hurt after wearing them for a long time. This foldable portable design makes it easy to take along on that next vacation or business trip or to store in your desk drawer for use at work..