The user friendly SLP 440 Thermal Label Printer makes it easy to mix and match fonts, graphics and bar codes all on the same label. Easily prepare customized formats with your own company logo complete with a post office approved bar code, without the hassle of using standard printers. Printer Speed: 2 Seconds per Label Maximum Width: Up to 1.89" Resolution: 300 dpi Connectivity: USB and Serial Environments: PC and Mac Compatible Warranty: 1 Year Limited covering parts and labor