Lightweight Sony WH-CH520 wireless on-ear headphones for everyday listening. Enjoy up to 50 hours of battery life with quick charging (3 minutes gives about 90 minutes of playback). Features include Bluetooth with multipoint connectivity, clear hands-free voice calls, DSEE music upscaling, and swivel earcups that fold flat for easy carrying. Adjust sound with the Headphones Connect app; package includes a USB-C charging cable (A to C, 20 cm) and reference guide, with a 12-month manufacturer warranty.