The term usually refers to a specific iteration of RIP software commonly associated with modified Epson-based DTG printers. In the DIY and mid-range commercial DTG market, many printers are built using modified Epson chassis (such as the L1800, R1390, or R1900 models).
DTG printer owners often sell their entire setup, including the RIP dongle. Check marketplaces like: dtg rip 10.5 download