There are three buttons on this mouse. The right and left button have finger indentations, and there is a cord extending from the front of the mouse, just beneath the middle button, which ends in a male 6-pin DIN connector.
Manufacturer
Silicon Graphics, Inc. (SGI)
Place Manufactured
U.S.
Identifying Numbers
Other number
106018
Printed in black just below the part number on the bottom.
Part number
9150800
Printed in black on a label on the bottom of the mouse.