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 Tenkeyless (TKL) Bluetooth Membrane Multidevice Keyboard Black 920-006342 - Best Buy
Amazon.com: Logitech Bluetooth Multi-Device Keyboard K480 – White – for Windows and Mac Computers, Android and iOS Tablets and Smartphones : Electronics
Logitech K480 Bluetooth Multidevice Keyboard Review - RTINGS.com