Logitech Keys-To-Go. Keyboard layout: QWERTZ, Keyboard language: Swiss. Compatibility: Keys-To-Go with iOS Shortcut Keys Works with all iOS devices including iPad, iPhone and Apple TV..., Product colour: Black, White, Minimum system requirements: Bluetooth Connectivity. Connectivity technology: Wireless, Device interface: Bluetooth. Power source: Battery, Battery type: Built-in battery, Battery capacity: 0.518 Wh. Mobile operating systems supported: iOS