Product Description RAZER BLACKWIDOW ULTIMATE STEALTH FEEL THE DIFFERENCERazer Blackwidow Ultimate 2016 CallOut MULTI-AWARD WINNING RAZER™ MECHANICAL SWITCHES Designed specifically for gaming, Razer Mechanical Switches actuate at an optimal distance, giving you speed and responsiveness like never before. Razer Mechanical Switches have been lauded as the new standard for all mechanical gaming keyboards since their introduction. Learn more about Razer™ Mechanical Switches > ENGINEERED FOR DURABILITY Razer Mechanical Switches have consistently proven themselves to be the best for gaming, delivering both top-notch performance and reliable durability without compromise. This very same Razer technology and design is now being manufactured in-house end to end, ensuring even stricter requirements are met for each switch produced, resulting in a life span of up to 80 million key strokes. KEY STROKE LIFE SPAN PROTECTIVE HOUSING TO KEEP DIRT AND DEBRIS AWAY FROM SENSITIVE PARTS RAZER™ ORANGE SWITCH CLICKY KEYS WITH OPTIMIZED TACTILE FEEL GOLD PLATED CONTACT POINTS TO ENSURE YOU NEVER MISS A KEY STROKE HIGH QUALITY SPRING WITH AN OPERATING FORCE OF 50G INDIVIDUALLY BACKLIT KEYS WITH DYNAMIC LIGHTING EFFECTS The all-new Razer BlackWidow Ultimate features individually programmable backlit keys along with dynamic lighting effects all set easily through Razer Synapse. LIGHTING EFFECTS View Lighting Effects STARLIGHT Razer Blackwidow X UltimateRazer Blackwidow X Ultimate Razer Blackwidow UltimateRazer Blackwidow Ultimate Switch type RAZER GREEN / CHERRY MX BLUE RAZER GREEN / RAZER ORANGE Lighting – With dynamic lighting effects – With dynamic lighting effects Illumination style Exposed – Bright Contained – Brightest Construction Exposed metal top mounting Metal top mounting with top cover Macro keys No Yes USB / Audio pass through No Yes Cable type Single cord / Braided Multi cord / Braided Cable routing Yes No BUY NOW > BUY NOW > TECH SPECS Razer™ Mechanical Switches with 45g actuation force 80 million keystroke life span Individually backlit keys with Dynamic lighting effects Razer Synapse enabled 10 key roll-over anti-ghosting Fully programmable keys with on-the-fly macro recording Gaming mode option Audio-out/mic-in jacks USB pass-through 1000Hz Ultrapolling Braided fiber cable SYSTEM REQUIREMENTS PC or Mac with a free USB port Windows® 10 / Windows® 8 / Windows® 7 / Mac OS X (v10.8-10.11) Internet connection 100 MB of hard disk space Razer Synapse registration (requiring a valid e-mail), software download, license acceptance, and internet connection needed to activate full features of product and for software updates. After activation, full features are available in optional offline mode.