The product is a 4 original Roland LEF300 XC540 XJ740 printhead FPC cable 21P 385L BB 23475232. It is a genuine/original product designed for Roland printers such as the LEF2-300, LEF2-200, LEC-300A, LEJ-640, and LEC-540. The cable is compatible with models like the Roland XC-740, SJ-1045EX, SJ-1000, XC-540MT, XC-540, and XC-640. Made in China, this high-quality card cable ensures reliable performance for your printing needs.