Sony WH-CH720N noise-canceling wireless headphones provide you with the best listening experience and isolate you from the outside world! Thanks to the built-in V1 processor and Digital Audio Enhancement Technology (DSEE), your music is played the way the musician intended! Sony WH-CH720N has 35 hours of battery life with noise cancellation enabled and 50 hours without noise cancellation. When the battery is low, you can charge it in 3 minutes to get 1 hour of extra music! Multipoint pairing allows you to connect Sony headphones to 2 devices at the same time. This also applies to the Swift Pair and Fast Pair functions. You can easily pick up the phone using Precise Voice Pickup technology. Thanks to the suppression of wind noise, you will also be clearly heard in windy weather! And it is amazing!