The Furious Backboard series is an esports peripheral designed specifically for gamers, with three main products: Furious K691, Furious K599 and Furious K585. Among them, the Furious K691 is a mechanical keyboard with Cherry MX red axis and has backlight function, N key flip function and multimedia control. The K599 is a semi-mechanical keyboard with a Kailh PG1350 axis, equipped with RGB backlighting, a separate numeric keypad, and multimedia shortcuts. The Mad K585 is a wireless mechanical keyboard with an OUTEMU mechanical axis that supports Bluetooth connectivity, RGB backlight, anti-jamming, multimedia shortcuts, and more. These three keyboards have a high level of performance and design, suitable for all types of esports game players to use.