Set of 4 Color of Toner: Black x 1, Cyan x 1, Magenta x 1, Yellow x 1 Page Yield: Print up to 36,000 pages per black, 19,000 pages per color cartridge (cyan, magenta, yellow) at 5% coverage on letter/a4 Replacement for These Toner Cartridges: GPR 53, Black Cyan Magenta Yellow Compatible with These Printers: Image RUNNER Advance iR-ADV DX 3321 3325 3330 3520 3525 3530 3725 3730 3826 3830 3835