Logitech M220 SILENT Wireless Mouse, 2.4 GHz - Grey & K120 Wired Business Keyboard for Windows or Linux, USB Plug-and-Play, Full-Size, Spill Resistant, Curved Space Bar, PC/Laptop - Black : Amazon.co.uk: Computers
Logitech M220 Silent Wireless Mouse Unboxing, Noise Test and Review [Competition] - YouTube