New Compatible USB port to parallel interface cable FOR PR2E PR2PLUS LQ300 Dot matrix printer USB to parallel interface cable|usb cable for printer|port usbporte cable - AliExpress
Epson LQ-300 Service Manual : Free Download, Borrow, and Streaming : Internet Archive
Epson LQ 300 - + dot matrix printers available with one month warranty Complete set with cartridge A grade Impact Dot Matrix PRODUCT NAME LQ-300+ PRODUCT CODE C11C395061 PRINTING METHOD Impact Dot