Star Micronics, DP8340 Series - model: DP8340RM, Compact Dot Matrix Impact Receipt Printer - Standard model (3.25in max media width, 9-pin print head (40 / 60 columns), 2 lines/sec print speed (bi-directional), 2-color, RJ-45 serial interface, fricton feed, requires power supply (part number: 30781670), color: putty)