The K780 multi-device is a fully equipped, beautifully finished computer keyboard that also works perfectly with smartphones and tablets. Enjoy quiet, comfortable typing, switching easily between three devices you enter text on. Works with PC, Mac, Android, Chrome OS and iOS. USB-equipped or Bluetooth smart ready device that supports an external keyboard (HID profile) System Requirements: Windows 7 Windows 8 Windows 10 or later Android 5.0 or later Mac OS X 10.10 or later iOS 5 or later Chrome OS-USB connection: available USB port required. Bluetooth connection: Bluetooth Smart ready device with keyboard support required (HID profile).