The Tracer BARTIX II RF NANO keyboard and mouse set offers wireless freedom, comfort and precision for everyday work and play. 2.4 GHz technology ensures a smooth and lag-free connection, while the standard 104-key keyboard with 8 multimedia keys allows quick access to important functions. The keyboard's wrist rest provides extra comfort during long sessions. An optical mouse with adjustable DPI (800-1200-1600) and 5 keys ensures precise cursor control. The classic black design adds elegance to any desktop.