Adesso 22-key Mechanical Tactile click USB numeric pad with PS/2 adapptor

The mechanical keypad offers desktop and notebook users the benefits of a full-sized external numeric keypad in a compact form, featuring 22 keys. The tiny snap users feel through their fingertips and the subtle click heard confirms each keystroke. This mechanical switch features a 20 million keystrokes lifecycle. It is innovative and portable, designed for mobile professionals, notebook users, point of sale, kiosks, financial institutions, libraries and more.