Brother ink cartridges, black, cyan, magenta, and yellow, 4-color pack LC411-4PK Purchased by mistake. Realized after opening the blue cartridge and finding it didn't fit. The opened blue cartridge is also unused, so I will include it. Features: Genuine Brother ink cartridges. A great value 4-color set. Purchased for 4560 yen. Compatible models: DCP-J1800N, DCP-J926N-W, DCP-J926N-B, DCP-J526N, MFC-J904N, MFC-J739DN, MFC-J739DWN, MFC-J939DN, MFC-J939DWN, DCP-J528N I will remove the cartridges from the box and ship them flat in an envelope.