Technology : Dot-matrix Max Resolution (B/W) : 240 x 216 dpi Print Speed max (B/W) : 480 cps at 10cpi up to 600 cps max speed Printhead Type : 24 pin Media Sizes : N/A Mean Time Between Failures (MTFB) : 10000 hours Interface : Parallel I/Fl, USerial I/F, Automatic Interface Switching