ESTON Remanufactured Printhead Replacement for 11 Printhead C4810A C4811A C4812A C4813A (Black,Cyan,Magenta,Yellow-4 Pack) Package Include : 1 x Black 11 Printhead + 1 x Cyan 11 Printhead + 1 x Magenta 11 Printhead + 1 x Yellow 11 Printhead Model of printhead: C4810A C4811A C4812A C4813A Compatible printers: Inkjet1000,1100, Designjet 500ps, Designjet Copier cc800ps, Design jet 100/110/70, Office jet 9110/9120/9130, Pro k850/850dn, Inkjet1100dtn,1200d,1200dtn,1200dtw, Inkjet 2230, Inkjet 2280, Inkjet 2280tn, Inkjet 2300,2300dtn,2300n, Inkjet 2600,2600dt. We aims at the pursuit of optimal quality at affordable price. All printhead with 100% printing test ensure vivid color image and sharp text result 1-Year Warranty /100% Satisfaction Guarantee,We offer a 100% money back guaranty if products are defective