Side-Printed PBT Keycaps: Durable and stylish with a gradient shine-through design. 75-Key Compact Layout: Space-saving design with a multifunctional rotary knob for added control. Upgraded Gasket Mount: Enhanced typing comfort and stability with 20 silicone sockets. Triple-Mode Connectivity: Bluetooth 5.0, 2.4G wireless, and Type-C wired for ultimate flexibility. Hot-Swappable PCB: Supports 3-pin and 5-pin switches for easy customization. 16.8 Million RGB Lighting: South-facing LEDs with 16 preset effects for vibrant illumination. 6 Layers of Noise-Reducing Foam: PORON, IXPE, PET, EPDM, and silicone pads minimize typing noise. Pre-Lubed Switches: Smooth and responsive Dawn Switch, Spring Switch, or Kailh Cyan Sea Switch V2. Long Battery Life: 5000mAh battery with smart power-saving technology. Mac & Windows Compatibility: Fully programmable keys with software support.