Ambidextrouse wired gaming mouse. 5G: True 16,000 DIP. Powered by Razer chroma. Razer optical mouse switches. 69G lightweight design. Razer speedflex cable. Absolute control. Optical Actuation: For lightning quick response with no false clicks. 8 Programmable Buttons: For extended controls. 69G Lightweight Design: For swifter, more controlled swipes. Razer Speedflex Cable: For minimal drag and smooth control. Razer Optical Mouse Switches: For ultra-fast response. Razer 5G Optical Sensor: For precise taking accuracy. Onboard DPI Storage: For personalized settings wherever you go. The Razer viper is designed with, and tested by Team Razer athletes, for absolute control and lightning quick execution. Gen. G. EDG: Edward Gaming International. Suning. Top Esports. 4am: Four angry men 4. PAndacute. Team Razer: This is esports. As soon as I laid my eyes on this mouse, I already liked it because the shape is perfect for me. The click of the switches feel a lot better, and the cable is really nice and flexible; which is awesome for CS:Go. - Epitacio Taco De Melo, MIBR, CS:GO. Product Requirements: PC with free USB port. Razer Synapse Requirements: Windows 7 64-bit (or higher); internet connection; 500 mb of free hard disk space. 2 year warranty. FCC listed. razer.com/esports. This is (hashtag)teamrazer. Made in Taiwan. Designed and engineered by Razer in California.