Parameter ULT113N Infrared printer ULT113B bluetooth printer Print Method Thermal line Paper Width 80mm Size 93x99x38mm Weight 190g(without paper roll) Paper Roll diameter ≤30mm Print Width 24 Chinese chars/Line; 48 English chars/Line, 36 Chinese chars/Line; 72English chars/Line Chinese character setting GBK,BIG5,Unicode(UTF8) Code page ASCII(8X16,12X24),GBK(16X16,24X24),BIG5(16X16,24X24) Reliability 50km/dot:100miilion Print contents ASCII character, Chinese character, User Defined ,symbol ,logo curve Barcode(one-dimension):UPC-A,UPC-E,CODE39,EAN-13,EAN-8,CODABAR,CODE128,CODE93.ITF Barcode(Binary):QR Code Printing Density 203dpi(8 dots/mm) Communication interface RS232 /IrDA RAW-IR VIR RS232C/Bluetooth Wireless communication IrCOMM ,VIR ,RAW-IR Bluetooth CLASS 2 Power supply 700mAh/7.4V chargeable LI battery Printing length (after charging) 30-50m Charge standby Power saving Automatic sleep ,automatic wakeup Detect function Paper run out ,battery low ,unconventionality Black mark detection Enable (left and right) Paper loading Clamshell loading Paper cutting Manual Code setting ESC/POS compatible setting Standard accessories Thermal printing paper ,adapter ,battery ,bag Optional accessories Data wire ,car charger ,