... with WINDOWS98/ME/2000/XP /Win7/Linux- PS/2 or USB interface- Panel-mount Technical SpecificationsMaterial• Front Panel: 304 stainless ... • voltage: 5.0VDC ±5%• electric current: 10mA• EMC compliant• Touchpad resolution: 1000dpiEnvironmental Characteristics• Operating temperature: -20°C to + 60°C ... inkOperation system• PS2: Win NT4, 98SE, 98ME, 2000,XP• USB: Win 98SE, 98ME, 2000,XP, Mac OS9 / OSX,Win7, ...