１.此芯片是我司***新开发产品,能够用于2007年三月份后生产的打印机上。２.适用于爱普生R270/R390/RX590/R260/R380/RX580/C79/C90/C92/C110/CX3900/CX4900/CX5500/CX5900/D78/DX4000/DX5000/DX6000...打印机３.对应墨盒型号为：T0821,T0822,T0823,T0824,T0825,T0826T0781,T0782,T0783,T0784,T0785,T0786T0731,T0732,T0733,T0734T0711,T0712,T0713,T0714/T0731H,T0731H,T0732,T0733,T0734)