Smart TFT Display & Knob Control RK S104 keyboard redefines versatility. A dynamic TFT screen displays custom GIFs, dates, connection modes, WIN/MAC layouts, and battery status for instant, clear functionality monitoring. Effortlessly tweak volume, connection modes, backlit brightness/speed, RGB modes/colors with a simple twist or click of the knob. Seamless Tri-Mode Connectivity Switch effortlessly between 2.4GHz wireless, Bluetooth 5.0, and USB-C wired connections for ultimate versatility. The RK S104 supports multi-device connectivity and features 19 dazzling RGB lighting for vibrant effects. Full-Size Keyboard with Advanced 5-Layer Dampening Equipped with 2 thick sound-absorbing foams, an IXPE switch dampener pad, a PET sounding pad, and a silicone dampener pad, this 101-key layout keyboard reduces noise by 80% and eliminates 20% of hollow sounds. Bringing satisfying creamy and thocky sound, natural and clear feedback with no more cavity noise. Top-mounted Structure & PBT Keycaps RK S104 full-size keyboard features a 101-key layout with number pad. Utilizing top-mounted structure design to ensure a firm & consistent typing experience, perfect for intense gaming sessions and those who seek a stable typing experience. Paired with double-shot PBT Keycaps for superior oil-resistant typing, fade-proof legends, and exceptional durability. Carbon Red Exclusive Frosted Keycaps Exclusive to the Carbon Red edition, the premium double-shot frosted keycaps provide a smooth matte finish that feels comfortable with every keystroke. Designed for superior durability and resistance to wear, they maintain their crisp texture while giving the keyboard a sleek, premium look. Hot-Swappable Keyboard with Custom Switches Personalize your typing experience with a hot-swappable PCB, compatible with both 3-pin and 5-pin switches. Choose from pre-lubed RK Linear Cream Switches for smooth keystrokes, or Linear Silent Switch for an ultra-quiet typing experience — effortlessly DIY your ideal setup for either work or gaming. Massive 8000mAh Battery Delivers up to 200 hours of use with RGB backlight off and 63 hours with RGB on. Perfect for long gaming sessions and office work without frequent charging. Professional Software Support Easily remap keys, create macros, customize RGB lighting, and upload GIFs to the TFT display with RK's web-based driver. Compatible with Windows and macOS. What's in the Box Includes a USB-C cable, keycap & switch puller, extra replacement switches, user manual, and a clear protective dust cover to keep your keyboard clean when not in use.