HP PS/2 2-Button Optical Scroll Mouse
Most compelling reasons are, PS/2 more secure than USB, optical better than mechanical for tracking, easy use plus easy cleaning. Customers are migrating now making PS/2 the preferred standard over the 2 button scroll.
• Improves precision by using optical tracking
• Provides more durability and easier maintenance by eliminating moving parts
• Comfortable design fits either hand
• Wheel permits easy scrolling, functions as third button
HP EY703AA, Optical, PS/2, 400 DPI, Black
HP EY703AA. Movement detection technology: Optical, Device interface: PS/2, Movement resolution: 400 DPI, Control panel: 2, Scroll type: Wheel. Power source: Cable. Product colour: Black