The Classic IntelliMouse is inspired by the IntelliMouse 3.0. It features a classic, ergonomically shaped casing that houses advanced BlueTrack technology with a high resolution of 3,200 dpi. Five precise, customizable buttons and a slim, textured, and clickable scroll wheel enhance user comfort in office applications, creative projects, and gaming. Enjoy simple, reliable plug-and-play convenience with the wired USB connection of the Microsoft Classic IntelliMouse. The mouse positions your right hand naturally, making it comfortable to use even during long workdays. In addition to the two standard mouse buttons, you have two customizable thumb buttons and a 4-way scroll wheel for quick access to important functions and easy navigation through large documents and websites. The high-precision sensor allows for reliable tracking on most surfaces.