✅ RGB BACKLIT: 16.8 Million Color combinations , multiple backlit mode ( Aurora, Ripple, Music, Rainbow , Waves, Gradient, Windmill, Spectrum and single light), no drivers needed. Plug & Play small form factor keyboard ✅【Gateron Optical Switches 】Gateron optical switches can be hotswapped at wish and replaced by other switches. Hot swap keyboard do not recquire you to solder / desolder switches. (Hot Swappable with Optical switches only) ✅ 【ABS Doubleshot keycaps】The GK 61 doubleshot abs stock keycaps , change them at wishes thanks to the keypuller included to the package. ✅ 【Macro recording & Other features 】 Record macros through the software, customize advanced features , personnalize function keys... Full Anti Ghosting Mode (NKRO). ✅ 【Compatibility with Mac and Windows】: Compatible with Windows 10, Win 8, Win 7, Win Vista, Windows XP and Mac OS , the GK 61 comes with a 60 inches USB Type C to Type-A cable. The keyboard is adapted for all environnement, Home & Office use, a small form factor for tiny spaces. ✅ Compatible with HK GAMING software Gk61 Mechanical Gaming Keyboard