A 96% layout (100-key) 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. The keyboard has enchanting white LED backlight with modern keycap legends to sync with your mood; available in static white or flashing light mode. Durable Gateron mechanical switch with a 50 million keystroke lifespan to provide an unrivaled tactile responsiveness on the tactile Brown switches.