1, Our CISS with newest chips Version 5.0 that are different from Old version for T0731N-T0734N

2, Suitable for use in Epson T10 T11 T20 T20E T23 T30

3, Prefilled special formula ink for this model, The print-out with our CISS is color simalier to the one by Original ink. and never clog.

4, New patent design CISS "PIANO BOOK", 100% Negetive presure making your Printer Longer working life.