Lightest Earbuds : Focus on your music for as long as you like. These small, lightweight earbuds have an ergonomic surface design for all-day comfort, even for smaller ears. Noise Cancellation: Cancel out background noise with Noise Sensor Technology or use the Ambient Sound Mode to stay connected to your natural surroundings. Headphones Connect app to control your listening experience. Multipoint connection: For total convenience, these Bluetooth headphones can be paired with two Bluetooth devices at the same time. So when call comes in your headphones know which device is ringing and connects to the right one automatically. Listen all day, charge in minutes: Enjoy up to 15 hours of listening thanks to the handy charging case.