Keychron K1 Max TKL 80% RGB Backlight Hot Swappable QMK/VIA Wireless Mechanical Gaming Keyboard (Low Profile Gateron Red Switch)

Keychron K1 Max TKL 80% RGB Backlight Hot Swappable QMK/VIA Wireless Mechanical Gaming Keyboard 2.4 GHz & Bluetooth Connection Experience peak gaming performance on the fly with the 2.4 GHz wireless connection boasting a rapid 1000 Hz polling rate. For seamless multitasking across your computer, phone, and tablet, you can effortlessly connect the K1 Max via Bluetooth 5.1 to three devices.     Ultra-Slim The innovative low-profile Gateron switch is 31% slimmer than conventional normal profile switches makes the Aluminum body K1 Max one of the thinnest wireless mechanical keyboards in the world. While still delivering a distinguished tactile response.     Program with QMK & Launcher The open-source QMK firmware means endless possibilities for key remapping, macros, shortcuts, and more. Now you can easily customize each key with the Keychron Launcher web app.     Suitable For All Devices Offers a Mac layout while remaining compatible with Windows. It stands out in the market by providing the same multimedia and function key functions as Apple keyboards for Mac users, but with enhanced tactile feedback. You can configure different keymaps for both Mac and Windows devices. The Keychron Launcher web app is compatible with macOS, Windows, and Linux. The keyboard includes keycaps for both macOS and Windows, along with additional esc and enter keys, facilitating  switching between operating systems.     An Epic Core Inside A powerful ARM architecture MCU equipped with 256 KB Flash will provide more flexibility for developers. The polling rate is 1000 Hz on 2.4GHz and wired modes right out of the box, which makes the latency hardly noticeable even in competitive games.     Interior Acoustic Foam  Elevate your typing with K1 Max featuring advanced IXPE acoustic foam for silent keystrokes and enhanced comfort, coupled with resilient latex foam for superior key switch support, responsiveness, and durability. Redefining the standard for a quiet, comfortable, and responsive typing experience.     RGB Backlights Comes with more than 22 types of RGB backlight settings (as well as a static white backlight option), and 14 types of backlight settings on the White Backlight version. You can further fine-tune the RGB hue, saturation, brightness, effect speed with ease.     Specifications Number of Keys 87 (80%) Switches Gateron low-profile mechanical Switch Face North-facing Number of Multimedia Keys 12 Frame Material ABS + Aluminum frame Keycap Material Low-profile double-shot PBT Layout ANSI Polling Rate (2.4GHz and Wired Mode) 1000 Hz Polling Rate (BT Mode) 90 Hz N-Key Rollover (NKRO) Yes for both wireless and wired modes Backlit 22 types of RGB backlight options plus endless possibilities Battery 2000 mAh rechargeable li-polymer battery Wireless Working Time (Backlit off) Around 95  hours (Lab test result may vary by actual use) Wireless  Working Time (RGB) Around 50 hours (Lowest brightness) Connection 2.4 GHz / Bluetooth / Type-C wired Bluetooth version 5.1 Bluetooth Device Name Keychron K1 Max Compatible System macOS / Windows / Linux Dimension 346 x 118.5 mm (13.62 x 4.66") Weight  608 g / 1.34 lb Height without keycap (front) 7.72mm (0.3") Height without keycap (rear) 14.7mm (0.58") Height incl. keycap (front) 18.2mm (0.72") Height incl. keycap (rear) 24.1mm (0.95") Typing Angle 3.37º, 4.2º and 6.7º MCU ARM Cortex-M4 32-bit STM32F402 (256KB Flash)