The new razer blackwidow chroma v2 now including a magnetic detatchable wrist wrest with the signature chroma rgb lighting with individually backlit keys 10 key roll over anti ghosting usb port and audio pass through carrying over from the previous generation the new game changer is here now with added comfort features multi award winning razer153 mechanical switches designed for gaming razer chroma backlighting with 168 million colour options razer clicky keys design