Razer Arctosa Gaming Keyboard- Black The Razer Arctosa Silver Edition comes with Silver colored text on black keys The Hyperesponse keys of the Razer Arctosa reduce key latency The Razer Arctosa addresses ghosting signal failure that occurs when you press multiple keys simultaneously on traditional keyboards. Selective anti-ghosting around the WASD gaming cluster on the Razer Arctosa allows more commands to be entered at any one time Fully programmable keys with macro capabilities that enable instantaneous, multiple commands with a single keystroke