The joy of input comfort U2000 keyboard + mouse set designs for home and office environments. It features comfortable and silent input elements, the keyboard also built-in multimedia hot keys for convenient and instant adjustment in audio volume and energy saving sleep mode. The mouse with ergonomic design and high speed 1000 dpi enhanced tracking. The elegant style and solid construction are suitable for your system.   Driver-less plug and play: The USB wired connection enables easy connection to PC or laptop. Comfortable, silent operation: Mouse buttons engineered for quiet operation, while the contoured shape enables comfort use. Built-in multimedia hot keys: Top-row keys provide a variety of short cut functions, in addition, the extra hot keys pr