Logitech K400 Wireless Keyboard with Built-In Multi-Touch Touchpad no receiver 97855074928 | eBay
I'm sick of old stuff you can't but anymore on this sub! I bought this Logitech k400r about 10 years ago and no matter how much I abuse and/or neglect it, it
Logitech K400R Wireless Touch Keyboard with Touchpad (NO RECEIVER) (FRENCH CH... 97855074928 | eBay
I had to install driver for K400R wireless keyboard/Mousepad. With Windows 11 - Peripherals - Linus Tech Tips