The A4TECH FS100 Mechanical Keyboard is built for performance, customization, and durability. Featuring hot-swappable switch support for both 3-pin and 5-pin mechanical switches, it allows you to easily replace switches without soldering and personalize your typing or gaming experience. With N-Key Rollover, every keystroke is registered accurately, even during fast-paced gaming or intensive typing. The keyboard offers 10 dynamic backlit effects, letting you customize lighting to match your setup or mood. Its 4MB onboard memory stores your settings and configurations, ensuring consistent performance across devices. Compatible with Windows and macOS, the A4TECH FS100 delivers reliable functionality, responsive input, and flexible customization, making it an excellent choice for gamers, professionals, and mechanical keyboard enthusiasts.