Sensor Paper Near End Sensor, Paper End Sensor, TPH Position, TPH Overheating protection, Print Voltage Memory RAM: 2MB, FLASH: 2MB (standard) Print mode Direct Thermal Line Printing Power Requird DC 24 ± 5%V, 2.0A Printer resolution 180 DPI x 180 DPI Print speed per sec on ribbon Maximum 150 mm/sec Network and Wireless LAN Optional Media Roll Support Continuous paper, Marked paper