BackBeat PRO 2 wireless headphones shape the sounds of your day with on-demand active noise canceling, wireless freedom, and immersive audio. Need calm and focus? On-demand active noise canceling creates an oasis of personal space in a public place with one touch. To hear announcements and conversations around you, simply activate open-listening mode. When you remove your headphones, smart sensors pause your music automatically, then resume when you put them back on. From music to movies, BackBeat PRO 2 pulls you in with the richness and definition of Plantronics signature audio quality. High notes sound crisp, mid-tones sound natural, and deep powerful bass delivers low notes with minimum distortion. BackBeat PRO 2 can stream audio up to 100 meters/ 330 feet from your Class 1 Bluetooth® device.