Razer YouTube Channel – 10.25.19 (10.23.19)
The next evolution of the Razer Viper is here—now featuring cutting-edge wireless and sensor technology within a 74g lightweight design. Built to be even better, the Razer Viper Ultimate is armed with new Razer HyperSpeed wireless technology, boasting 25% more speed than other wireless mice. What’s more? Our new and improved Focus+ optical sensor is equipped with intelligent functions allowing for consistent, precise tracking.
Source: Razer Viper Ultimate | Not All Wireless Mice Are Created Equal