The Adesso AKB-310UB SlimTouch Mini Trackball Keyboard is a sleek and compact keyboard with a built-in trackball for precise cursor control. Featuring a QWERTY layout and quiet keys, this keyboard is perfect for quiet environments. Its wired USB connectivity makes it easy to set up and use, while the black color and plastic material give it a modern and sleek appearance. This keyboard is ideal for users looking for a portable and efficient typing experience with the added convenience of a built-in trackball.