Gaming Mouse Gamer 7 Button 5500DPI Wired Ergonomic Mouse

Gaming Mouse Gamer 7 Button 5500DPI Wired Ergonomic Mouse Led Mause Computer Mouse Silent USB PC Mice with Backlight for Laptop 

Feature:100% brand new and high quality Type: Wired Gaming Mouse Buttons: 7 buttons with scroll wheel. Max DPI:  5500 DPI Ajustable DPI Switch: 1600-2400-3200-5500DPI Switch Life: 5 million cycle Size: 130*86*39mm   Compatible :Windows XP, Vista, Windows 7/8, MAC... User for: The high-end players & gaming professional players About the slient mouse version , only the right and left button is silent ,the dpi button and forword back button has some noise 1 X Gaming Mouse   Q&A

Q1 :What is the difference between mute and sound?

A1: when you press the button of mute mouse , the mute one make less noise than sound version 

Q2 :Can the backlight changed to blue or red ? 

A2 : The backlight like breathing light , it change the color automatically .and it can't be changed to one color