Sony WH-CH520, Wireless On-Ear Bluetooth Headphones with Mic, up to 50 Hours Playtime, DSEE Upscale, Multipoint Connectivity/Dual Pairing & Voice Assistant Support for Mobile Phones

Keep your music playing all day with a battery life that delivers up to 50 hours of power. USB Type-C quick charging gives up to 90 mins of play back from 3 minutes of charge. Now you’ll have enough power for multi-day road trips and long festival weekends

• With up to 50-hour battery life and quick charging, you’ll have enough power for multi-day road trips and long festival weekends
• Great sound quality customizable to your music preference with EQ Custom on the Sony | Headphones Connect App.
  
• Boost the quality of compressed music files and enjoy streaming music with high quality sound through DSEE.
  
• Designed to be lightweight and comfortable for all-day use.
  
• Crystal clear hands-free calling with built-in mic.