A4Tech OP-620F Silver PS/2

Classical optical mouse in silver design, bringing perfect accuracy in movement and the high sensitivity of 620 CPI.The optical sensor works on a broad range of surfaces, does not require the base and there is no need to be constantly cleaned as a classical ball.In addition to the two mouse buttons are also equipped with rolovacím dial for easy to move documents or websites, which also serves as a third button.The computer is attached using the PS / 2, it is also appropriate for older systems.
The parameters and specifications:
Sensitivity:620 CPI
Interface:PS / 2
Buttons:2 + wheel (third button)