1. New C79, R270, R260, D78 series auto reset chip, can be used in printers manufactured after March, 2007. 2.Specification: For Epson printer model R270/R390/RX590，R260/R380/RX580，C79/CX3900/CX3905/CX4900/CX5900/CX5500，D78/DX4000/DX5000/DX6000....
3.For cartridges :
T0821,T0822,T0823,T0824,T0825,T0826
T0781,T0782,T0783,T0784,T0785,T0786
T0731,T0732,T0733,T0734
T0711,T0712,T0713,T0714
4.The aboveseries of auto reset chips are our newly developed products.For more information, please feel free to contact us by email to sales@lankeda.comor talk withskype: lankeda02, MSN: lankedasales02@hotmail.com