Up for sale is a Logitech K400 Plus keyboard in black. This wireless keyboard uses RF technology and is perfect for those who want a standard QWERTY layout with built-in touchpad and track ball. The Logitech K400 Plus also features enhanced function keys and is foldable for easy storage. This keyboard is compatible with multiple connectivity options, including Bluetooth, PS/2, infrared, lightning, and parallel (IEEE 1284). Please note that this item may contain California Prop 65 Warning.