Features: brand new and high quality 2.4G Wireless transmission technology provides continuous and stable signal transmission, can reduce signal interference. Ergonomic design, equipped with adjustable bracket to make the wrist in a relaxed angle, not only ensures the flexibility of the fingers, but also gives consideration to the clarity of the angle of view, not easy to fatigue after long-term use. Full-size 104 keys keyboard, equipped with conventional keyboard, numeric keyboard and directional keys, compact layout, makes your operation more convenient. Multimedia keys can support for play/pause, volume+/- and other common shortcut functions. Retro typewriter style, high for key cap design brings realistic mechanical feel, low noise, easy to clean. Supports one USB receiver to control the keyboard and mouse simultaneously, no driver required, plug and for play. Specifications: Material:ABS Color: Green/Red/Blue/Purple/Pink/Light Brown/Orange Connection method: 2.4G wireless connection Button number: 104 keys(keyboard), 5 keys(mouse) Battery: 1xAA battery for keyboard(not included), 1xAA battery for mouse(not included) Keyboard Size: Approx. 44.5x13.6x3.5cm /17.52x5.35x1.38 inches Mouse Size: Approx. 10.1x7.5x3.4cm /3.98x2.95x1.34 inches Package Includes: 1x Mouse 1x Keyboard 1x USB Receiver note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.