Tri-mode connection: Use Bluetooth to connect and switch between three devices at a time, enjoy up to 76 hours of low-latency gameplay in 2.4 GHz RF wireless mode, or use standard wired USB ROG RX optical mechanical switches: Exclusive ROG switches feature centralized RGB lighting for all-round in-key illumination, and provide consistent wobble-free keystrokes with near-zero debounce delay FPS-ready: Tenkeyless form factor leaves more room for the mousing hand and includes an extended Ctrl key that’s easier to hit ROG PBT doubleshot keycaps: Provide a solid typing feel and long-lasting durability (keycap material may vary by region) Built to last: Durable aluminum alloy construction with sandblasted finish.