INKTONER 6 x 564XL New Black Ink for HP 564XL Deskjet 3070a 3520 3521 3522 3526 with Chip Type: Premium Compatible (NOT Made by HP) Compatible OEM Model: 564XL, 564 Series Printer Model: Deskjet 3070a e-All-in-One Deskjet 3520 e-all-in-one Deskjet 3521 Deskjet 3522 Deskjet 3526 Good after-sales service