... mouse with easy scroll *Interface:cable PS/2,USB,U+P *Good shape,color optional *1000dpi 3d optical mouse usb ... .2. 3d mouse nterface: cable PS/2 , USB, U+P.3.Hight resolution: 800/1000/1200 dpi.4.Precision optical sensor ... for your best choice.8.key life up to 3,000,000 times.9.roller lift up to 500, ... carton or as customer requirement if qty up to 1k.3.Protection of your sales area,ideas of design and ...