Printing Printing methoddirect thermal Print width48mm Column capacity384 dots/line8dots/mm Printing speed70mm/s Interfaceusb, usb+bluetooth Printing paper57.5±0.5mmã?ï?60mm Line spacing3.75mm (adjustable by commands) Column number58mm paper: font a - 32 columns/font b - 42 columns/ Chinese, traditional chinese - 16 columns Character sizeankfont a1.5?3.0mm1224 dots font b1.1ã?2.1mm9ã?17 dots chinese, traditional chinese:3.0ã?3.0mm244 dots Barcode character Extension Character Sheetpc347/katakana/pc850/pc860/pc863/pc865/west europe/greek/hebrew/east europe/iran/wpc1252/pc866/pc852/pc858/iranii/latvian/arabic/pt151, 1251/pc737/wpc/1257/thaivietnam/pc864/pc1001(latvian)/(pc1001)/(pt151, 1251)/(wpc1257)/(pc864)/(vietnam)/(thai) Barcode typesupc-a/upc-e/jan13(ean13)/jan8(ean8)/code39/itf/codabar/code93/code128 Power Power adaptorinputac 110v/220v, 50ï½?60hz Power sourceoutputdc 12v/2a Cash drawer Outputdc 12v/1a Physical characteristics Weight590g Dimensions185ã?130ã?112mm (dã?w) Environmental requirements Work environmenttemperature (0ï5??) humidity(10ï½?80%) Storage Environmenttemperature(-10ï0) humidity(10ï½?90%) Reliability Printer head life50km