The Razer DeathAdder is the weapon of choice for gamers seeking a combination of comfort and unbridled gaming precision. Enjoy extended gaming sessions in comfort with its right-handed ergonomic form factor crafted for the world of competitive gaming; and when the difference between victory and defeat is determined between heartbeats, the 3500dpi Razer Precision 3.5G infrared sensor translates your every movement into frags with pinpoint accuracy. 


•3500dpi Razer Precision™ 3.5G infrared sensor
•Ergonomic right-handed design
•1000Hz Ultrapolling™ / 1ms response
•Five independently programmable Hyperesponse™ buttons 
•On-The-Fly Sensitivity™ adjustment
•Always-On™ mode
•Ultra-large non-slip buttons
•16-bit ultra-wide data path
•60–120 inches per second and 15g of acceleration 
•Zero-acoustic Ultraslick™ Teflon feet
•Gold-plated USB connector
•Seven-Foot, lightweight, braided fiber cable
•Approximate size: 128mm (length) x 70mm (width) x 42.5mm (height)

http://www.razerzone.com/razer-deathadder


System & Hardware Requirements 
PC/Mac with USB port
Windows® XP /X64/Vista/Vista64 or Mac OS X (v10.4 and above)
Internet connection (for driver installation)
At least 35MB of hard disk space