Vintage and New Compaq PS2 PS/2 Beige M-S34 141189-401 Computer Mouse w Trackball - sold at Radio Shack version 26-443

• Vintage! This is the real deal! Before USB, Wireless, Bluetooth, Optical & scroll wheel mice existed, this setup of 2 buttons, PS2 with a trackball on the bottom was the industry standard!
• From prior to the HP acquisition
• OEM, Brand new with free shipping to any address in the US continent
• Part numbers 26-443 (radio shack) 141649-006 141189-401 166861-001 (compaq)