... switch and paper feed.Robust paper platen Specification:Thermal line printer, use thermal paper384dots width, 8 dot/mm( 203dot ... 12V 1ACommand and driverESC POS compatible command setWindow2000, XP, VISTA, WIN7 driverSupport code PC437,PC850,PC852,PC858Environment: 0°C ... portColor: grey, black, OEM available Powerful Management SoftwareCan adjust printer speed from 50mm/s to 90mm/s.Can adjust printing ...