Razer Blackwidow Chroma

Razer™ Mechanical Switches with 50g actuation force
80 million keystroke life span
Chroma backlighting with 16.8 million customizable color options
Razer Synapse enabled
10 key roll-over anti-ghosting
Fully programmable keys with on-the-fly macro recording
5 additional dedicated macro keys
Gaming mode option
Audio-out/mic-in jacks
USB pass-through
1000Hz Ultrapolling
Braided fiber cable
Approximate size: 475mm/18.72” (Width) x 171mm/6.74” (Height) x 39mm/1.54” (Depth)
Approximate weight: 1500g/3.31lbs