Blue wired optical gaming mouse from the NGS Tick series. This model offers 4 buttons and a scroll wheel that doubles as a 5th button. The extra buttons make this mouse perfect for gaming as well as standard office use. A DPI switch button on the top of this mouse will allow you to switch between 800 and 1600 DPI. Its cool and ergonomic design is made for right handed use only. Backed up by 2 years manufacturer warranty.