Premium Quality ERC-37 Black POS Ribbon compatible with the Epson 5100SP50, ADS14, 44, CTM-290, DPN2910, Esper 875, G5800, G5840, PRT1700, 2700, 290II, TM-290, 290II, TM-U295. The use of compatible supplies does not void your printer warranty. Product Detail Ninestartechonline.com