The K2 gives the freedom to customize your typing experience with its hot-swappable PCB. With the pre-installed Gateron G Pro mechanical Brown switch providing unrivaled tactile responsiveness with up to 50 million keystroke lifespan. The K2 has enchanting RGB backlight with double-shot ABS keycaps legends that sync with your mood; available in 15+ types of flashing light included static white light mode. K2 can last up to 72 hours typing, or up to 7 days normal use (count 8hrs per day) with a 4000 mAh big battery, which is one of the biggest in mechanical keyboard. N-key rollover (NKRO) on wired mode or 6KRO on wireless mode. Connects with up to 3 devices via the reliable Broadcom Bluetooth 5.1 chipset and switch among them easily for multitasking needs. The K2 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 while compatible with Windows, the Keychron K2 has all essential multimedia and function keys you need. Extra keycaps for both Windows and Mac operating systems are included. Keychron K2, a 75% layout 84 keys RGB backlight aluminum frame wireless mechanical keyboard giving you all the keys and function you need while keeping it compact. And let you personalize per-key typing experience without soldering, just pop them in and it’s done.