High quality sound and comfortable, all-day listening in a wireless headphone. The WH-CH520 have an ultra-long battery life of up to 50 hours and a 3-minute quick charge gives you up to 1.5 hours of audio playback.Built in Music Controls and Microphone. Multipoint connection allows you to quickly switch between two devices at once

• 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.
• Multipoint connection allows you to quickly switch between two devices at once.
• Find your headphones easily with Fast Pair.
• Connect to your PC easily with Swift Pair.
• 360 Reality Audio compatible so you can fully immerse yourself in sound all around you
• Siri/Google Assistant compatible.
• Swivel design for compact and easy carrying.
• Partially made with recycled plastic and uses plastic-free packaging.
• Build-in microphone