Wide Compatibility: E-YOOSO Clicky Mechanical Keyboard compatible for Windows 2000/XP/Vista/7/8/10/11/PS5/PS4/Mac OS (Mac OS not available multimedia shortcuts). Works well with Desktops, Chromebook, PC, Laptop, Computer, and more. Full Keys Anti-ghosting & 12 Multimedia Keys: 104 full key supports anti-ghosting technology when you press multiple keys simultaneously to obtain a higher response. The 12 multimedia buttons make you easily access the email, player, my computer, and other media-controlling functions, providing the best typing and gaming experience. Double Injection Keycaps & Wide Palm Rest: The Double injection-molded keycaps provide crystal clear uniform backlight, ensuring lettering that doesn't scratch off. The wide palm rest provides firm support and prevents fatigue during long-term use. The keyboard with drainage holes to prevent accidental splashing. Rainbow Backlight & RGB Double Side Light: The button light has 10 backlight operation modes (Fn+Ins switch), and customizable lighting settings (FN+(9, 0). There are 5 modes for RGB side light (Fn+Pause). The color and speed can be adjusted by (FN+(—)/(=+)). Blue Switch & Hot-swappable: Blue Switch is guaranteed for 50 million keypresses, 2.8 mm keystroke distance, and 65g actuation force. The OUTEMU Blue Switch offers a quicker and springier response and a crisp click sound for spring typing enjoyment. The hot-swappable design allows you to DIY replace the switch according to your needs.