Specifications: Color: Black Material: ABS      Plug: 110-250V US/110-250V EU/230-240V UK(optional) Print Method: Thermal Line Printing Printing Width: 48mm Resolution: 384dots/line(8dots/mm, 203dpi) Printing Speed: 90mm/Second Interface Type: USB,BT Line Spacing: 3.75mm(Can adjust line spacing by commands) Line No. - Font A: 32 character/line - Font B: 42 character/line - Simple,traditional Chinese-16 lines Bar Code: UPC-A/UPC-E/JAN13(EAN13)/JAN8(EAN8)CODE39/ITF/CODABAR/CODE93/CODE128 Graphics Printing: Support bitman download and print Paper Type: Thermal Paper Roll Paper Width: 57.5±0.5mm Paper Diameter: ≤60mm Feed Method: Easy Feed Commands: Support ESC/POS Working Environment: Temperature: 5-45℃, Humidity:10-80% Storage Environment: Temperature: -10-50℃, Humidity:10-90%(No dew) Print Head Life: 50KM System Supported: Windows, Linux, Android, iOS Item Size: 18.5 * 13.0 * 11.2cm / 7.3 * 5.1 * 4.4in Item Weight: 574g / 20.2oz Package Size: 19.2 * 13.5 * 12.5cm / 7.6 * 5.3 * 4.9in Package Weight: 809g / 28.5oz Note: The download link for the driver is http://www.hoinprinter.com/en/download, if you have any questions about the product, please feel free to ask us. Package List: 1 * Printer 1 * Adapter Power Line 1 * Paper Roll 1 * USB Cable 1 * User Manual(English)