The Aula S99 Pro Wireless Keyboard features a dedicated knob and Led display for volume, lighting, and mode adjustments, with tri-mode connectivity (Bluetooth 5.0, 2.4GHz wireless, and Usb) supporting up to 5 devices. Its 16.8M Rgb backlighting, macro customization, and ergonomic membrane design provide a comfortable and personalized typing experience, while 48-month after-sales support ensures reliable use for both gaming and office tasks.