Logitech K400 Plus Wireless Touch Keyboard 920-007119 B&H Photo
User manual Logitech K400 (English - 2 pages)
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 - Adamsdesk KB
Logitech K400 Plus Touchpad Wireless Keyboard Black - Usb Wireless Connectivity - On/off Power Switch - 2.40 Ghz Operating Frequency : Target
Logitech K400 Plus Wireless Touch Keyboard - YouTube