Logitech K850 Keyboard Multi-Device BT Bluetooth Compatible Dual Mac Windows | eBay
List of Logitech products - Wikipedia
Amazon.com: Logitech Signature K650 Comfort Full-Size Wireless Keyboard with Wrist Rest, BLE Bluetooth or Logi Bolt USB Receiver, Deep-Cushioned Keys, Numpad, Compatible with Most OS/PC/Window/Mac - Graphite : Electronics