ViewSonic ViewMate Optical Mouse MC202 is a PS/2 and USB optical mouse that is compatible with Windows 95/98/Me/2000/XP and Windows NT4.0.
The ViewSonic MC202 Optical Mouse is a USB or PS/2 optical mouse that comes with a driver floppy disk. It supports Microsoft Windows 95/98/Me/2000/XP and Windows NT4.0 or later, and requires a PC with a Pentium 133 MHz processor (or higher), at least 32 MB RAM, a USB or PS/2 port, and a floppy drive.
This guide explains how to install the mouse using either the USB or PS/2 adapter, how to add optional special‑program functions, safety recommendations for prolonged use, product registration, technical support contacts, FCC compliance information, and the limited warranty terms.