A superior, high-performance optical engine is what sets the Dell MS111 Wired Mouse apart. This advanced, high-performance optical engine is able to give you amazing accuracy when you need it, and it is perfectly capable of capturing even the smallest of movements that comes its way. Meant for work and home computing, the Dell MS111 Optical Mouse is also an ideal choice for anyone who is interested in gaming. The 1000 DPI (dots per inch) ensures that you have precise control every time you use the mouse with pinpoint accuracy. So, if it”s an excellent mouse you”re looking to upgrade to, pick up the Dell MS111 wired optical mouse.