CHERRY ML4420 - Keyboard - PS/2 - US - light gray

Lightweight Can be used with the standard drivers of the operating system Extremely flat - total height just 20 mm Designed for continuous usage - over 20 mill. confirmations per key Ideal for limited space and 19in applications High level of reliability and unique precision confirmation feeling Integrated optical trackball plus 2 mouse buttons 83/84 keyboard layout with all the functions of a standard keyboard Individual keys with Gold Crosspoint contacts (ML technology)