Get lost in rich, life-like music from your computer and mobile device, making every moment your own. With extended, Class 1 Bluetooth range and up to 24 hours of continuous wireless use, you're going to need a longer playlist. Bluetooth in many computers wasn't designed for music and headphones. The BackBeat PRO BACKB PROPLUS and high-fidelity Bluetooth USB adapter deliver the brilliant audio detail of your music, movies, and videos when you use your computer as your entertainment hub. With up to 24 hours of continuous streaming, power-saving features, and non-stop listening with the optional cable.