The Dell U473D is a very handy desktop keyboard. With a USB interface and plug and play functionality, this Dell keyboard serves as a useful input device for almost any system with a compatible port. A carbon black desktop keyboard, the white letterings on the keys are clearly visible. The Dell U473D, being a full-sized keyboard, has 104 keys and includes a number pad and multimedia buttons. Typing on this Dell keyboard is very easy and it exhibits no flex.