CHERRY G84 4400 Compact Keyboard with Integrated Trackball, PS/2 Connection, German Layout (QWERTZ), Space Saving & Lightweight, 20 Million Key Actuations, White

Compact keyboard with integrated trackball: The space-saving format of the keyboard is perfect for professional use in business and industry. The trackball has 2 mouse buttons Single keys with Gold Crosspoint contacts: The durable buttons (ML technology) are designed for continuous use and allow at least 20 million actuations per button High reliability and uniquely precise actuation feel: type even in difficult industrial conditions or presentations with the highest accuracy Ideal for mobile use: thanks to its minimal space requirement and low weight, it is suitable for every gram and is perfect for 19 inch applications Full functionality of a standard keyboard: no need to re-learn to use it. It can be used with the standard operating system drivers. With PS/2 connection