The Black USB Keyboard includes all the elements you are looking for. Increase your productivity. Rely on improved and updated features. Get-more-done productivity: Built-in number pad simplifies calculations and data entry. Full-size keyboard positions keys where your fingers expect them to be. Spill-resistant construction protects from accidents. Adjustable legs encourage more comfortable wrist posture. Quiet key strokes take the clattering out of typing. Plus, plug-and-play wired connection USB instantly connects.