Features: 100% brand new and high quality The Keyboard and mouse combo intelligently connects to the working device.The smart support 2.4 GHz ensures stable wireless transmission. There is no mouse and keyboard cable, the desktop is cleaner, no manual safety drive is required, plug and play. Equipped with a high-performance 2.4GHz wireless receiver, one receiver can drive the keyboard and mouse at the same time, saving the USB interface. The keyTypewritertechnology ,with mechanical feeling touch .TheprettyMirror fuselage ,give you more wonderful enjoy. Support systems :Windows XP/7/8/10. Package Includes: 1x Mechanical Keyboard 1x Gaming Mouse 1x USB Receiver Specifications: Mouse Connect ways: Support 2.4G wireless connect Size: approx. 96x76x40mm/3.77x2.99x1.57in Number of keys : 4keys Keyboard Connect ways: Support 2.4G wireless connect Size: approx. 345x135x35mm / 13.58x5.31x1.37in Number of keys :84 keys Material: Plastic Color: Blue / White / Yellow (optional) note: Due to the lighting effects and shooting angles, there is color difference in the product, please understand. Due to manual measurement, there is a tolerance in the product size.