2.4G Wireless Keyboard and Mouse Combo: USB receiver can connect both the wireless keyboard and mouse directly, plug and play, no need to download any software. high performance 2.4GHz Transmission Technology can provide anti-interference stable transmission, ensures a strong and reliable connection within 6-meter working range, almost no lag or dropped calls. 96% Layout Silent Keyboard Mouse: 99 keys layout inclued 12 multimedia shortcut keys and number pad for efficient work and typing, positioning accuracy 800/1200/1600 wireless silent mouse click of the quiet, keyboard and mouse also have automatic sleep mode, will allow you to work happily without noise. Rainbow RGB Backlight Keyboard: a variety of backlight effects are available, press Fn+Ins can toggle different backlit modes and colors, include static and dynamic, supports 4 breathing speeds, 4 adjustable brightness levels, also can control backlit brightness and speed. Unique Upturned Ergonomic Design: the raised