Bang and Olufsen Beoplay HXYour Sound. Your Space. Find your focus With the latest generation of adaptive active noise cancellation, Beoplay HX effectively removes background noise. Premium materials and a close fitting design ensure effective sound isolation, so you can keep your listening experiences to yourself ideal when you're working from home and don't want to disturb your family. Four dedicated microphones ensure that when you have to make a call, clarity is optimised.