Logitech K750 Wireless Solar Keyboard for Windows, 2.4GHz Wireless with USB Unifying Receiver, Ultra-Thin, Compatible with PC, Laptop - Black - Newegg.ca
Logitech USB Unifying Receiver : Amazon.ca: Electronics
Logitech K360 Compact Wireless Keyboard for Windows, 2.4GHz Wireless, USB Unifying Receiver, 12 F-Keys, 3-Year Battery Life, Compatible with PC, Laptop (Glossy Black) (French Layout) | Stone's Office Plus
Logitech USB Unifying Receiver : Amazon.ca: Electronics