DescriptionWireless keyboard and mouse work comfortably. keyboard and mouse ensures a stable and reliable connection. If not use keyboard mouse more than few minutes, the keyboard and mouse will turn to sleep mode for energy saving, wake up by pressing any key.Features- Material: Plastic.- Size: 44.00 x 15.00 x 2.00cm/ 17.29 x 5.89 x 0.79 inch.- Optical resolution: 1600dpi.- Will allow you to do your jobs without missing a sound or disturbing your environment.- Plug and play, simply connect both your portable keyboard and mouse with one USB receiver.- Without any software and then enjoy a strong and reliable wireless connection with virtually no delays or dropouts.- With scissor switch construction applied, the typing will be relative silent, no more noises during your working time.- Slient click mouse will reduce noise while clicking. No disturbing to your work and others.