Amazon.com: 3M Wired Ergonomic Optical Mouse, Patented Vertical Grip Design Keeps Your Hand and Wrist at a Neutral Angle for Comfort, USB/PS2 Plug and Play Compatibility, 6.5' Cord, Large Size, Black (EM500GPL) :
Amazon.com: Arcade Trackball Mouse,4.5cm Lighted Illuminated Round LED Trackball Mouse PS/2 PCB Connector for Arcade : Electronics
Amazon.com: HP PS/2 2-Button Optical Scroll Mouse : Electronics
Amazon.com: DONG USB to PS/2 PS2 Male to Female Cable Adapter Converter Use USB to PS2 Cord Converter Adapter for Keyboard Mouse : Electronics
Amazon.com: HP - Compaq 2-Button PS2 Ivory Scroll Mouse NEW 334689-001 334684-016 / 240408-001 - 334689-001 : Electronics
Amazon.com: MOAFKOA New HP 537748-001 PS/2 PS2 Optical Two Button Scroll Mouse : Electronics
Amazon.com: PS2 to USB Female,PS/2 Male Converter Changer Adapter for Keyboard Mouse 2pcs by Oxusbor(Notice:Can't Match All Motherboard,Have Matching Problem) : Electronics
Amazon.com: Codi ACCKTKPMG00A001 USB PS2 Mini Travel Mouse with Optical Scroll Wheel, Silver : Electronics
Amazon.com: PS2 to USB Female,PS/2 Male Converter Changer Adapter for Keyboard Mouse 2pcs by Oxusbor(Notice:Can't Match All Motherboard,Have Matching Problem) : Electronics
Amazon.com: Perixx Perimice-201 Wired PS2 Optical 3 Button Mouse with 800 DPI and Illuminated Wheel, Black : Electronics