Keyboard special keys: Show desktop, search, back, voice dictation, emoji menu, screen capture Customizable keys with Logi Options App: F4-F12 and volume up shortcut keys Customization app: Supported by Logi Options App on Windows and macOS Connection Type: Bluetooth Low Energy Technology Connection type support: Compatible with Logi Bolt USB receiver (not included) Wireless range: 32.8 ft (10 m) Battery: 2 x AAA (Alkaline Battery); On/off power button Battery life: 36 months Special featuresSlim, lightweight, minimalist design made with recycled plastic Multi-device pairing (up to 3 devices) Customizable Fn shortcut keys with Logi Options Comfy and quiet laptop-like typing with scooped, low-profile keys Connect / Power: On/Off Switch