The K12 has included keycaps for both Windows and Mac operating systems. A 60% COMPACT WIRELESS MECHANICAL KEYBOARD Engineered to maximize your productivity with most popular 60% layout. The K12 hot-swappable option on Optical and Mechanical switches offers the freedom to easily personalize your typing experience without soldering. WIRELESS AND WIRED MODES 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 K12 is best to fit home, office and light gaming use while connecting with your smartphone, laptop and i - Pad. It also has wired mode with USB Type-C connection. SUITABLE FOR ALL DEVICES Compatible for both mac - OS and Windows. Keychron is one of only a few in the market that comes with a Mac multimedia keys layout for Mac enthusiasts. Gateron Mechanical Durable Gateron mechanical switch with a 50 million keystroke lifespan to provide an unrivaled tactile responsiveness. ERGONOMIC SUPPORT Two-level adjustable feet, an inclined bottom frame, and curved OEM profile keycaps, all working together to provide long-lasting ergonomic support when you type on the K12. COMPACT YET POWERFUL The K12 comes with a compact 60% layout with only the keys you need in the right places. You can access the arrow keys and all the essential multimedia and function keys through a combination of keypresses no matter on Mac or Windows. Check all combination keys. 18 TYPES OF RGB Comes with 18 types of RGB backlight settings (exclude Non-Backlit Version) as well as a static white backlight option. You can also adjust the keyboard brightness to sync with your mood. Various backlight patterns are available on the K12 White Backlight version. SPECIFICATION Number of Keys: 61 keys - Number of Multimedia Keys: 12 Frame Material: ABS / ABS+Aluminum bezels - Keycap Material: ABSKeycap Profile: OEMLayout: ANSIVersion: Gateron Mechanical / Optical / Keychron Mechanical / Hot-swappable - Switches: Gateron Mechanical / Keychron Optical / Keychron Mechanical*Socket of Keychron Non-backlit (Hot-swappable) and Gateron (Hot-swappable) are compatible with almost all the MX style 3-pin and 5-pin mechanical switches on the market (including Gateron, Cherry, Kailh, etc.). CONNECTIVITY AND POWERBacklit Types: 18 (Exclude Non-Backlit version)Backlit: Adjustable 4-level RGB backlit (Exclude Non-Backlit version)System: Windows/Android/Mac/i - OSBattery: 4000m - Ah Rechargeable li-polymer battery - BT Working Time (Non-Backlit version): Up to 570 hours (Lab test result may vary by actual use)BT Working Time (Backlit off): Up to 240 hours (Lab test result may vary by actual use)BT Working Time (White backlit): Up to 68 hours (Lab test result may vary by actual use)BT Working Time (RGB backlit): Up to 72 hours (Lab test result may vary by actual use)Connection: Bluetooth and Type-C cable - Bluetooth version: 5.1Bluetooth Device Name: Keychron K12 PHYSICAL UNITDimension (Plastic frame version): 293 x 102mm - Weight: About 536g / 1.18lbs - Dimension (Aluminum bezels version): 298 x 107mm - Height without keycap (front) 24mm - Height without keycap (rear) 30mm - Weight: About 664g / 1.46lbs Operating Environment: -10 to 50°C PACKAGE CONTENT1 x Keyboard1 x USB-C to USB Type-C Cable1 x Keycap Puller1 x User Manual - Learn how to install a switch on hot-swappable board properly