Logitech Wireless Touch Keyboard K400 Plus - keyboard - with touchpad - QWERTY - US International - black - 920-007119 - Keyboards - CDW.com
User manual Logitech K400 Plus (English - 2 pages)
Amazon.com: Logitech Wireless Touch Keyboard K400 Plus Keyboard with 3.5-inch Multi-touch Touchpad, Quiet Keys, Wireless Keyboard up to 33 ft. Plug-and-Play (Renewed) : Electronics
Amazon.com: Logitech Wireless Touch Keyboard K400 Plus Keyboard with 3.5-inch Multi-touch Touchpad, Quiet Keys, Wireless Keyboard up to 33 ft. Plug-and-Play (Renewed) : Electronics
Logitech Wireless Media Keyboard K400 Plus | Best portable keyboard - YouTube