How To Fix Logitech K400r Keyboard (Keys not responding) - YouTube
Logitech K400 Plus Touchpad Keyboard for TV connected PC
Logitech K830 Plus Wireless Livingroom Keyboard with Touchpad for Home Theatre PCs Connected to TV, Multi-Media Keys, Backlit Keys, Windows, Chrome, Laptop/Tablet, QWERTY UK Layout - Black : Amazon.co.uk: Computers & Accessories