A new type of keyboard for your computer—that also works with your smartphone or tablet. - Bluetooth wireless - Multi-platform and cross-platform Just turn the Easy-Switch dial to switch typing between three connected Bluetooth wireless devices. You’ll find a familiar keyboard layout with all the shortcut keys you use the most. - For Windows, Mac or Chrome computers - For Android or iOS mobile devices. The integrated cradle holds your phone or tablet at just the right angle for you to read while you type.