This unique ASA mechanical keyboard is an ideal choice for gamers. The Kailh box switch is advanced and resists water and rust and has a lifespan of up to 80 million clicks. The blue switch design can give you a great feeling while playing games. In addition, the RGB function provides 16.8 million colors to customize as you wish. Product specifications: Bluetooth version: not supported Cable length (m): 1.4m Connectivity: wired Interface: USB 2.0. Number of Keys:61 Power Supply: USB Port Keyboard Lifespan(Number of presses):80 Million Response Speeds:2ms Keyboard Type:Mechanical Keyboard Key Features: - Rainbow backlighting effects for a great gaming experience - Double molded keycaps provide comfortable hand feeling - Anti-ghosting - Inverted Kailh box switch is designed to provide a great user experience - USB - C interface Power on Anytime - Supports 14 brilliant LED lighting effects - 16.8 million customizable colors