http://www.play.com/PC/PCs/RCS/3-/32500 ... oduct.html
Anti-Ghosting capability for unlimited simultaneous key presses
Optimized Hyperesponse gaming keytop for reduced latency and maximum response
32kB onboard memory powered by Razer Synapse with up to 99 customizable profiles (5 onboard)
10 BACKLIT programmable gaming hot keys for storing macros and keystrokes,
integrated Battledock for Battledock accessories
On-The-Fly gaming profile gets activated automatically once a program/game is loaded
Headphone-out and microphone-in jacks for convenient access + two USB ports for convenient peripheral plug-in