GranVela 767 Ergonomic Waterproof 7 Colors LED Illuminated Backlit Multimedia USB Wired Gaming Keyboard and Mouse Combo Anti-ghosting capability for up to 19 simultaneous key presses. Laser carving characters, special seven colors LED backlight on keyboard. Dedicated multimedia keys for controlling volume and music. Humanized design, add a series of shortcut function keys cooperated with FN key Excellent ergonomic and non-slip design,supper space key, large comfortable palm rest,convenient and comfortable for gaming. Durable keys withstand up to 10milllion keystrokes Backside super drain hole design, waterproof and spray proof, well protect the keyboard from accident. The high-definition optical mouse has comfort and control in your hands with smooth, accurate tracking