With the Razer Viper Pro wireless gaming mouse, there’s now nothing holding you back. Equipped with a 3200DPI optical sensor, it features a 1 onboard profile which is based off your last used Razer Synapse profile—including custom DPI settings, button configs, and more. The button is used to toggle power and DPI. The factory DPI settings are set at 400, 800 (default), 1600, 2400, and 3200. | Razer Viper V2 Pro 3200 DPI Wireless Gaming Mouse - Black