Amazon.com: Microsoft Wheel Mouse Optical : Electronics
Microsoft Wheel Mouse Optical USB and PS/2 Compatible 5V 100mA | eBay
MICROSOFT X08-70400 OPTICAL MOUSE 1.1A USB & PS/2 COMPATIBLE - Automation Recovery
Microsoft Wheel Mouse Optical 1.1A USB - PS/2 Compatible - Black | eBay
KVM Choice, UK:MSM-X802382 Microsoft Wheel Mouse Optical. Features - Fast speed wheel with long cable, USB/ PS2 via Adaptor supplied. Colour -Light Grey/Whiteproduct details