Logitech Easy-Switch Bluetooth technology: Press one button to instantly switch between typing on your PC, tablet and smartphone Sharp, bright backlit keys: Type easily, even in the dark, thanks to automatic illumination which adjusts to the level of light in the room. Works with: Windows 7, Windows 8, Windows 10, Windows RT , iPhone or iPad, iPad 2, iPad (3rd and 4th generation), iPad mini with iOS 4.0 or later Stylish design: Compact and ultra-thin with a real brushed aluminum finish and sleek low-profile keys. Works with : Bluetooth capable PC, laptop, tablet or smartphone (tablet or smartphone with keyboard profile HID)