... DuplexLED IndicatorPower, 1, 2, 3, 4, 5, 6, 7, 8Dimensions ( W x D x H )5.3*3.1*0.9 in. (134 ... GuideSystem RequirementsMicrosoft® Windows® 98SE, NT, 2000, XP, Vista or Windows 7, Windows 8, Mac® OS, NetWare®, UNIX® or Linux.EnvironmentOperating Temperature: 0 ... Temperature: -40°C~70°C (-40°F~158°F);Operating Humidity: 10%~90% non-condensing;Storage Humidity: 5%~90% non-condensing 8-port 10 ...