CISS works with Epson Stylus NX400 NX300 NX200 NX100 workforce 30/40/500/600 CX5000 CX6000 CX7000F CX7400 CX8400 CX9400F CX4400 etc. printers

There are combo chip and separate chip for selection.

Cartridge no. 
T0691, T0692, T0693, T0694/ 
T0881, T0882, T0883, T0884