Redragon K582 gaming keyboard is equipped with pluggable OUTEMU red switches, which are linear, top-to-bottom switches. These switches require less force to press down and the keys feel smoother and easier to use. No tactile "bump" but responsive. A great choice for work and play! 100% anti-ghosting 104 keys ensure the most accurate simultaneous key presses. Fully programmable - Reassign any key or set up the most extreme macros for effortless gaming. 6 backlight themes and 18 backlight models allow you to type in the dark. You can adjust its brightness with FN Up/Down. Arrow Key in any non-breathing mode. 50 million times keystroke test, small actuation force and short travel make it. Solid base with double injection ABS keycaps design, it is built to withstand a lifetime of gaming. Supports computer system including Windows10, Windows 8, Windows 7, Mac OS X, Windows XP, Windows VISTA, etc. With USB golden plated port to ensure the stability of data transmission.