BackBeat Pro 2 wireless headphones shape the sounds of your day with on-demand active noise cancelling, wireless freedom and immersive audio. From sound to silence and back. Need calm and focus? On-demand active noise cancelling 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. Enjoy enough listening time to take you through your longest workdays or redeye flights with up to 24 hours of music, movies and calls on a single charge. Plus, you can connect to two devices at once and easily switch as needed from concentration to conversation. On-demand active noise canceling. 40mm drivers with Plantronics signature audio. 24 hours of listening and talk time. Open-listening mode. Multipoint technology. Smart sensors. 2-way pivot ear cup design. Compact design for easy travel. Intuitive on-ear controls. 3.5mm jack. Whispered status alerts.