NUINKO 10 Pack Replacement HP 564 Ink Cartridge CB316WN CB318WN CB319WN CB320WN for HP PhotoSmart 5520 6520 5510 6510 5524 6525 5525 5522 Deskjet 3520 3070a OfficeJet 4620 4622 Printers Brand: NUINKO For use with HP printers: Please verify your printer model for compatibility below Easy to install NUINKO products are covered by a 100% satisfaction guarantee and a 1 year warranty from product defects 4 Black 2 Cyan 2 Magenta 2 Yellow