Paper Specifications Barcode Barcodes encodable by the printer driver 26 Type Normal paper (single-ply) Form Paper roll Size Outside diameter Paper core diameter Paper width 90 mm {3.54”} max. Inside: 12 mm {0.47”}, Outside: 18 mm {0.71”} 57.5 {2.26”} ± 0.5 mm {0.02”} Barcode/ Barcode two-dimensional Identification rate: code printing ANSI rank D (based on Seiko Epson Corporation standard) Two-dimensional code printing UPC-A, UPC-E, JAN 8 (EAN 8), JAN 13 (EAN 13), GS1 DataBar Omnidirectional, GS1 DataBar Truncated, GS1 DataBar Limited, GS1 DataBar Expanded GS1 DataBar Stacked, GS1 DataBar Stacked Omnidirectional, GS1 DataBar Expanded Stacked