Printing way: direct line thermal. Printing width: 58mm. The density is 384 points/lines. Printing speed is 90 mm/SEC. Interface type: parallel/serial/USB/front-end ports. Printing paper: 57.5 + / - 0.5 mm x 65 mm. Line spacing of 3.75 mm (available commands to adjust the line spacing). The number of columns is 58mm. Paper: 58 mm. Paper: the Font - 32 column Font B - 42 columns/Jane traditional. 16 character size ANK character. The Font A: 1.5 x 3.0 mm (12 x 24 points the Font B: 1.1 x 2.1 mm (9 x 17) Jane/traditional: 3.0 x 3.0 mm (24 x 24 points). Bar code extension character table PC347 Europe) Katakana PC850 (Multilingual) PC860 (Portuguese) PC863 (Canadian - French) PC865 (Nordic) West Europe Greek Hebrew East Europe while Iran WPC1252 PC866 Cyrillic# (2) PC852 (Latin2) PC858 IranII Latvian Arabic PT151 (1251). UPC barcode type - A/UPC - E/JAN13 (EAN13)/JAN8 (EAN8)/CODE39 / ITF/CODABAR/CODE93 / CODE128 Buffer the input buffer 32 k bytes NV Flash... Cashbox output DC 12 v / 1 a power input buffer input: AC 110V/220V 50 ~ 60Hz. Power adapter output is DC 12V. Working environment temperature: 0 ~ 45 ? humidity: 10 ~ 80%. Storage temperature: - 10 ~ 60 ? humidity: 10 ~ 90% (condensation). Life: 50KM. Driver: Windows 9 x Windows 2000 Windows 2003 Windows XP Windows Vista Windows 7 Linux compatibility ESPON SAMSUNG