Designed with compactness, the Terabyte 3D Optical Wired USB Mouse (Black) can fit in either of your hand and let you execute your daily personal computing intuitively. Even with a small movement on your mouse pad, you can make the on-screen cursor move expansively to get at the exact spot you want to click. This 3D Optical Wired USB Mouse features 1600 DPI resolution so that it shifts with a high responsiveness to different areas on the computer screen when you make even small movements on the mouse pad.The 3D Optical Wired USB Mouse features the unique Optical Sensor Technology that allows you to run it on uneven and rugged surfaces without any hitch. Your multitasking would go on incessantly without any break even if you are using this 3D Optical Wired USB Mouse on an irregular surface or without a mouse pad.The high-quality 3D Optical Wired USB Mouse has been designed with durable material to last for a long-term. The USB 2.0 plug and play connectivity of this 3D Optical Wired USB Mouse enables you to simply insert its USB terminal into the USB 2.0 interface of your computer system to let it get functional. The operating system requirements of the 3D Optical Wired USB Mouse are Windows XP, Windows 7, Windows Vista or Windows 8. Stylishly designed and sporting a shiny black surface, you can also match the exterior of the 3D Optical Wired USB Mouse with other components in your personal computing set-up.