Good to know - With a 90% noise reduction, you don't have to worry about disturbing anybody at the library - Say goodbye to dongles and ports - just use Bluetooth to wirelessly connect to your PC, Mac or tablet - With an 18-month battery life and energy-efficient auto sleep feature, you'll spend less time worrying about changing batteries and more time getting stuff done - It's compatible with multiple operating systems, including Windows, macOS, Linux, ChromeOS, iPadOS, and Android, so there's really nothing stopping you