A4Tech OP-620 Wired Optical Mouse is a dependable wired mouse designed for smooth, accurate performance in home, office, and educational environments. Featuring a precision 1200 DPI optical sensor, ergonomic symmetrical design, responsive 3-button layout, and a durable 1.5-meter cable, the A4Tech OP-620 Wired Mouse delivers comfortable navigation and reliable everyday use. With USB and PS/2 compatibility and support for Windows operating systems, it is an excellent choice for desktops, laptops, and business workstations.