Full set of refillable Ink Cartridge with ink for Epson Stylus P50 , PX650 , PX660 , PX700W , PX710W , PX720W , PX730W, PX800Fw , PX810FW, PX820FWD, PX830FWD, PX830FWD, R265 ,R285 , R360 , RX560 , RX585 , RX685 . Suitable with printers using the epson T0801 T0802 T0803 T0804 T0805 T0806 six colour cartridges. The chips on the cartridges are automatically reset when installing the cartridges, inklevel State than 100% and will according to the consumption drop.. You do not even have to do anything. So you definitely do NOT need a chipresetter. You can refill the cartridges and reset repeatedly. It is recommended to use the whole set together. Please note this cartridge is not made by epson.