5 XL cartridges compatible with Canon PGI-550 CLI-551 XL with chip and level indicator, compatible with PGI-550BK, CLI-551C, CLI-551m, CLI-551Y and CLI 551BK (Office supplies & stationery)
Ok, the ink does, the CANON printer recognizes these cartridges and accepts them. However, the print image is not quite as the original color. The color "Black" looks a bit grayish.