 
Cooler Master SK631 Low Profile TKL Mechanical Gaming Keyboard
- Compact tenkeyless (TKL) form factor
- Cherry MX Low-Profile Red switches
- Customizable per-key RGB LED backlighting
Price Comparison
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Key Features
The Cooler Master SK631 is a sleek, wireless mechanical keyboard designed for users who value both style and performance in a compact, low-profile form. Featuring a 65% layout, the SK631 retains the arrow keys and essential functions while eliminating the numpad, making it an excellent option for those who need a balance between space-saving and functionality.
Built with low-profile Cherry MX Red switches, the SK631 offers a smooth, linear keystroke in a slim design, ideal for fast typing and gaming with minimal travel distance. These switches provide the reliability and performance of traditional Cherry MX switches but with a modern, low-profile twist that enhances portability and comfort.
The SK631 supports both Bluetooth and USB-C connectivity, giving users the flexibility to switch between wireless and wired modes as needed. The keyboard features customizable RGB backlighting with per-key lighting control, providing a vibrant and immersive aesthetic that can be tailored through Cooler Master’s software. Its brushed aluminum top plate adds durability and a premium feel, complementing the keyboard’s slim, modern look.
For users looking for a compact mechanical keyboard that combines portability, premium build quality, and wireless versatility, the Cooler Master SK631 is a well-rounded choice that doesn’t compromise on performance or style.
Switches
Cherry MX Low-Profile Red
Specifications
| Model | SK631 Low Profile TKL | 
|---|---|
| Brand | Cooler Master | 
| Switch Type | Cherry MX Low-Profile Red | 
| Hot-Swap Sockets | No | 
| Keycaps | ABS | 
| Keycap Color | Black | 
| Size | Tenkeyless (TKL) | 
| Key Count | 87 keys | 
| Frame Color | Silver | 
| Backlight | RGB | 
| Connection | USB | 
| Response Rate | 1 ms / 1000 Hz | 
| N-Key Rollover | Full Key (NKRO) | 
| Anti-Ghosting | 100% | 
| Compatibility | Windows, MacOS, Linux, iOS, Android | 
| Physical Layout | ANSI | 
| Regional Layout | US English | 
| Dimensions | 353.5 x 125.5 x 29.8 mm | 
| Weight | 609g / 1.34lbs | 
| Warranty | 2 Year | 
