A tenkeyless layout (87-key) RGB backlight Gateron switch Bluetooth mechanical keyboard with CNC processed aluminum frame. The K8 is crafted to maximize your workspace and enhance productivity. With a unique Mac layout while compatible with Windows, the Keychron K8 has all essential multimedia and function keys you need. Extra keycaps for both Windows and Mac operating systems are included. Connect with up to 3 devices via Bluetooth and switch among them easily. With high reliable and broad compatibility Broadcom Bluetooth 5.1 chipset, the K8 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. The K8 comes with a With the Gateron Red switch providing unrivaled tactile responsiveness on the linear Red switch with a durable 50 million keystroke lifespan. N-key rollover (NKRO) on wired mode or 6KRO on wireless mode.capacity of 4000mAh. The K8 can last up to 72 hours (tested with static RGB lighting), or up to 9 days of normal use (8 hrs/day). The K8 can last up to 200 hours (with backlight off) with a 4000 mAh big battery, which is one of the biggest in mechanical keyboards. Two level adjustable feet and inclined bottom frame provides a great ergonomic support for long lasting typing comfort.