Maintenance Box compatible for PRINTER ET-2850 & ET-2750 The Ink Maintenance Box stores ink that gets flushed from the system during print head cleaning. Your printer and its software will let you know when the maintenance box needs to be replaced. Compatible Model PRINTER ECONTANK ET-2850 , ET-2750 . It only includes the epson maintenance box It doesn't include the reset. It doesn't include the SOFWARE