Razer BlackWidow Ultimate Stealth Mechanical Gaming Keyboard with Razer orange switches, 2014 model.

All New Razer™ Mechanical Switches – Silent Keys
Designed specifically for gaming, the all-new Razer Mechanical Switches actuate at an optimal distance, giving you speed and responsiveness like never before.

Greater Durability
No matter how intense your gaming marathons get, each Razer Mechanical Switch is engineered to withstand up to 60 million keystrokes, so you’ll enjoy the Razer advantage for longer.

Individually backlit keys
Whether you’re gaming under low-light, or no light, individually backlit keys ensure you never misclick – after all, it could very well be the difference between victory and death.

Specs:

• Razer™ Mechanical Switches with 50g actuation force
• Silent Keys with optimized tactile feel
• 60 million keystroke life span
• Individually backlit keys
• 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
• Razer Synapse 2.0 enabled
• Braided fiber cable
• Approximate size: 475mm/18.72” (Width) x 171mm/6.74” (Height) x 20mm/0.79” (Depth)
• Approximate weight: 1500g/3.31lbs