RAZER BlackWidow Ultimate 2013 Keyboard

Full mechanical keys with 50g actuation force
Individually backlit keys
1000Hz Ultrapolling / 1ms response time
Programmable keys with on-the-fly macro recording
Gaming mode option for deactivation of the Windows key
10 customizable software profiles with on-the-fly switching
5 additional macro keys
Gaming optimized key matrix for minimized ghosting
Multi-Media Controls
Braided fibre cable
Audio-Out / Mic-In Jacks
USB-Passthrough
Approximate Size : 475 mm / 18.70” (Width) x 171 mm / 6.73” (Height) x 30 mm / 1.18” (Depth)
Approximate Weight: 1500 g / 3.31 lbs

System Requirements

PC with USB port
Windows® 8/ Windows® 7 / Windows Vista® / Windows® XP (32-bit)/ Mac OS X (v10.6-10.7 and above)
Internet connection (for driver installation)
At least 75MB of hard disk space