Product code: Precision Instruments on sale 3 Button Trackball Pro
Open box Looks new Not tested Removable ball for cleaning For IBM, PS/2 on sale and 100% Compatible Computers Connects to Standard RS232-C Serial Port Or PS/2 Mini din with a adapter Adapter included Box shows wear.
Open box Looks new Not tested Removable ball for cleaning For IBM, PS/2 on sale and 100% Compatible Computers Connects to Standard RS232-C Serial Port Or PS/2 Mini din with a adapter Adapter included Box shows wear.