Product Description Razer DeathAdder Ergonomic PC Gaming Mouse ~~•Imported •6400dpi 4G Optical Sensor •Improved ergonomic side grips •Razer Synapse 2.0 ~~Razer DeathAdder 2013 Essential Ergonomic Gaming Mouse 6400dpi 4G Optical Sensor 6400dpi 4G Optical Sensor The all-new Razer DeathAdder has been upgraded with the world’s first 6400dpi Optical Sensor. Achieve high levels of performance while retaining the feel of the optical sensor most DeathAdder users have come to love. This mouse’s 4G sensor has also been optimized to work perfectly with all Razer mouse mats. Just choose from one of the preset Razer mouse mats in Synapse 2.0 to calibrate the sensor, or use the manual calibration mode if you’re using a custom surface. Get 200ips and 50G acceleration even at the lowest dpi settings. So even though your mouse sensitivity is scaled down, it catches up to the physical movement of your hand across the surface for an almost 1-to-1 response between mouse and game. The all-new Razer DeathAdder’s mouse sensor has no drift control, ensuring that you’ll be able to make minor movements in game, especially vital for FPS gamers pulling off that perfect headshot. This is the pinnacle of gaming accuracy with an optical mouse sensor. Improved ergonomics Improved Ergonomics Retaining the same right handed shape of its predecessor, this incarnation of the Razer DeathAdder improves upon the ergonomics by incorporating new rubber side grips. Your fingers stay firmly in control of the mouse no matter how aggressively you swipe. Improved ergonomics Razer Synapse 2.0 Razer Synapse 2.0 is cutting-edge intuitive proprietary software that functions as the Razer DeathAdder’s brain – automatically syncing the gaming mouse to a cloud server to download driver and firmware updates, as well as save individual gamer settings without you needing to lift a finger. Technical Specifications •6400dpi 4G Optical Sensor •Ergonomic right-handed design with textured rubber side grips •Five independently programmable Hyperesponse buttons •Razer Synapse 2.0 enabled •1000Hz Ultrapolling/1ms response •On-The-Fly Sensitivity adjustment •Always-On mode •200 inches per second and 50g of acceleration •Zero-acoustic Ultraslick mouse feet •Gold-plated USB connector •Seven-foot, lightweight, braided fiber cable •Approximate size: 5.00”/127mm (Length) x 2.76” / 70mm (Width) x 1.73” / 44mm (Height) •Approximate weight : 0.23lbs / 105g System Requirements •PC / Mac with USB port •Windows 8/ Windows 7 / Windows Vista® / Windows XP (32-bit)/ Mac OS X (v10.6-10.7 and above) •Internet connection (for driver installation) •At least 35MB of hard disk space •Razer Synapse 2.0 account registration (requiring a valid e-mail address), software download, license agreement acceptance, and internet connection is required to use full feature set of product and to receive updates