Best Buy: Logitech K480 Tenkeyless (TKL) Bluetooth Membrane Multidevice Keyboard Black 920-006342
Logitech Bluetooth Multi-Device Keyboard K480 review: Logitech's K480 keyboard connects to three different Bluetooth wireless devices at once (hands-on) - CNET
Logitech K480 Multi-Device Keyboard (Review) | The No Sleep Gamer
Bluetooth keyboard "Logitech K480" that can switch and share 3 devices - GIGAZINE
LOGITECH K480 WS: Bluetooth multi-device keyboard — Win - Mac - Android at reichelt elektronik