1.Chip Decoder is suitable for stylus pro 4910 4900 printer
2.The decoder means electrnics Card.
3.When using the decoder,the cartridges don't need chip, it also can work.
1) Take out the cartridge when  the cartridge's ink level is low.
2)It can reset automaticly, no need the chip resetter to reset .
3) It will not interupt the printting process .