Royal Kludge RK-H81 – SkyCyan Switch Switch Differences: Blue Switch: Blue Switch can offer quicker and springier response, crisp click sound for spring Typing enjoyment, precise tactile feedback for ultimate Gaming performance. Brown Switch: Slightly quieter and easier to trigger than the Blue Switch. Halfway between a Typing and a Gaming Switch. Some people prefer Brown Switch since it enables you to Double Tap faster and typists like them because they still have a good Tactile feedback, but the audio feedback isn’t quite as noticeable as Blue Switch. Red Switch: Linear Switch, meaning that the force at the beginning and the end of each stroke is nearly identical. The result is a feel that most perceive as “smoother” and “faster” making them especially popular among Gaming enthusiasts. Red Switch is the best fit switch using in Office. Skycyan Switch: Linear Switch, Similar to the red switch, but the performance is better than it, the service life and feel will be better Trigger Force: Blue>Brown=Red=Skycyan Tactile Feedback(Sound): Blue>Brown>Red>Skycyan Features English/Arabic Keys Gasket Structure: The gasket structure design brings more elasticity to the entire keyboard and significantly eliminates rigidity for better typing comfort and overall acoustics. 75% Layout (81 Keys): With a clean design language and a simple 75% layout, this keyboard saves you a lot of space while retaining all the essential keys you need. Triple Connection Modes: Integrated tri-mode connectivity allows you to connect the keyboard with your devices in wired, wireless (2.4GHz), or Bluetooth modes (Up to 3 devices). Per-Key RGB Lighting: 14 backlit modes can be easily turned on and switched between each other according to your mood. Lighting brightness and speed adjustment is supported. Hot Swappable PCB: The PCB is compatible with mainstream 3-pin and 5-pin switches (north facing LED lights). Plug and play, no soldering required. Full-Key Anti-Ghosting: This feature, also known as N-key rollover, ensures that all simultaneously pressed keys are registered correctly. It can avoid missing keystrokes and significantly improve your gaming performance. High-Capacity Battery: The built-in 3750mAh rechargeable lithium battery can last up to 130 hours on a single charge when the backlight is at brightness of lowest level, and the charging time is only about 5-6 hours. 2 USB Ports: In addition to the USB-C charging port, it integrates 1 more USB-C port to charge your external devices such as mobile phones or game controllers. Dual Foam Dampeners: It comes with case and PCB foam dampeners that effectively reduce typing noise and improve acoustics. Knob Selector: An integrated rotary knob makes it easier to switch connection modes as needed. Adjustable Stands: The 2-tier foldable stands on the back can raise or lower the keyboard height and adjust its tilt slightly. This provides more options for your various needs. Detachable USB-C Cable: The included USB-C cable is detachable and comes with a USB-C to USB-A converter, so you can easily connect the keyboard to your device, whether it is a USB-C or USB-A port. Dust Cover: It comes with a clear dust cover to keep your keyboard clean all the time. Wide Compatibility: The keyboard is compatible with various devices such as PC, Mac, mobile phone, tablet and PS5, and multiple operating systems including Windows, MacOS, Linux, Android and IOS. Specifications Brand Name: RK Royal Kludge Product Model: RK H81 Keys Number: 81 Connection Mode: 2.4G Wireless & Bluetooth & USB Wired Backlit: RGB Layout: 81 Keys 80% Keyboard Layout System: Windows/Android/Mac/IOS Battery Capacity: 3750mAh Product Includes: 1 x RK H81 Mechanical Keyboard 1 x Dust Cover 1 x 2 in-1 Keycap & Switch Puller 4 x Replacement RK Switch 1 x Type-C Cable 1 x User Manual