Q-Connect ensures that every remanufactured cartridge is produced to match or even exceed the original cartridge specifications both in quality and page yield. This remanufactured Q-Connect HP ink cartridge is both economical and consistent. With detailed tones and clear, crisp results, this substitute inkjet cartridge is an excellent alternative to HP branded cartridges. Working with your printer to deliver first class results, the 4ml black inkjet cartridge is suitable for use with the HP Envy 5640 e-All-in-One, 7640 e-All-in-One 5540 All-in-One, 5546 All-in-One and HP Officejet 5740 e-All-in-One.