EPSON CISS C79 Ink cartridge:T0731-T0734 For use on:EPSON STYLUS C79/CX3900/CX4900/CX5900 EPSON CISS D78 Ink cartridge:T0711-T0714 For use on:EPSON STYLUS D78/DX4050/DX5000/DX6000 1.Reduce the printing cost as low as 90%
2.The ink is with high and vivid output,it can flow smoothly from external ink tank to ink cartridges,and will not stuff the printer head.