About this item This fits your . Make sure this fits by entering your model number. Keychron K4, a 96% layout (100-key) RGB backlight wireless mechanical keyboard with a number pad in a compact design that’s built for productivity and a tactile typing experience. Connects with up to 3 devices via Bluetooth and switch among them easily. With high reliable and broad compatibility Broadcom Bluetooth 5.1 chipset, the K4 version 2 is best to fit home, office and light gaming use while connecting with your smartphone, laptop and iPad. It also has wired mode with USB Type-C connection. With a unique Mac layout, the K4 has all the necessary Mac function keys while still being compatible with Windows. Extra keycaps for both Windows and Mac operating systems are included. The K4 can last up to 240 hours (with backlit disabled) with a 4000 mAh big battery, which is one of the biggest in mechanical keyboards. N-key rollover (NKRO) on wired mode or 6KRO on wireless mode. With the Gateron G Pro Mechanical Blue switch providing unrivaled clicky responsiveness with up to 50 million keystroke lifespan. The K4 has enchanting RGB backlight with modern keycaps legends that sync with your mood; available in 15+ types of flashing light included static light mode.