Razer Arctosa !

Fully-programmable keys with macro capabilities
Selective anti-ghosting for WASD gaming cluster
Slim keycap structure with Hyperesponse technology
Easy access media keys
Gaming mode option for deactivation of the Windows key
10 customizable software profiles with on-the-fly switching
1000Hz Ultrapolling / 1ms response time
Detachable wrist rest
Approximate size:
470mm (length) x 165mm (width) x 20mm (height) - without wrist rest
470mm (length) x 222mm (width) x 20mm (height) - with wrist rest
System Requirements
PC with built-in USB
Windows XP / x64 / Vista / Vista64
CD-ROM drive
Internet connection (for driver installation)
35MB of free hard disk space