Save even more with our 2 pack of professionally remanufactured HP 61XL (CH563WN) High Yield Black Inkjet cartridges. This set includes 2 HP CH563WN (HP 61XL) high yield inkjet cartridges. These LD remanufactured ink cartridges have been thoroughly cleaned along with the printhead nozzles. Following the cleaning process, we refilled the cartridge with a professionally manufactured pigment-based ink formula for archival print life and color stability. This ink formula is specially designed to produce vibrant and long-lasting prints comparable to HP. After carefully inspecting the shell for leakage and monitoring the electrical circuitry for efficiency, we put the cartridge through a final print test to be certain it is worth of our 100% money-back guarantee. Our remanufactured ink cartridges are not remanufactured by HP. So stock up now and save even more! This combo set works with the following HP Printers: Deskjet 1000, 1010, 1050, 1051, 1055, 1056, 1512, 2050, 2510, 2512, 2514, 2540, 2542, 3000, 3050, 3050A, 3051A, 3052A, 3054, 3056A, 3510, 3511, 3512, 3516 & ENVY 4500, 4504, 4505, 5530, 5531 & Officejet 4630, 4632. We are the exclusive reseller of LD Products brand of high quality printing supplies on Newegg.