This vintage Memorex mouse is a must-have for any computer enthusiast. With its classic 3 button PS2 design and creamy color, it is the perfect addition to any retro setup. This mechanical mouse boasts a maximum DPI of 400 and features an ergonomic design for comfortable use. The connectivity is via PS/2 and it is a unit type mouse. The tracking method is mechanical and it has three buttons. This item is old stock and is in new condition.