ALL DAY COMFORT: Light and compact to give you all-day comfort and designed for the ideal fit, for an exceptional all-round listening experience. LONG BATTERY LIFE & QUICK CHARGING: Up to 11 hours of battery life (up to 22hrs with case) with quick charging (5 min charge for up to 1 hour of playback). MULTIPOINT CONNECTION: Quickly switch between two devices at once. STAY CONNECTED: Ambient Sound Mode keeps you aware of your surroundings. EASY HANDS- FREE CALLING: A built-in microphone provides you with hands-free calling. No need to even take your phone from your pocket. WATER RESISTANT: With an IPX4 resistance rating, splashes and sweat won’t stop these headphones – so you can keep moving to the music. GIVE YOUR MUSIC A BOOST: Boost the quality of compressed music files and enjoy streaming music with high quality sound through DSEE.