[Full Color RGB Brown Switches]104 Keys with High Transmittance Keycap [N-key Rollover] Full Range anti-ghosting Capability Accurate and Reliable [Dynamic RGB Backlight] 18 Preset LED Illuminating Modes, Change it anytime as you wish [Extreme Durability] 50 million times keystroke test [Wide Compatibility] Supports most OS, including Windows11, Windows10, Windows 8, Windows 7, Windows XP, Linux, and more [Secure Service ]1-year Gigastone manufacturer warranty, replacement guaranteed and instant online service