With the Brother LC-233 cartridges, you can supply various DCP and MFC printers with new ink. This allows you to quickly print documents. Make sure which models support the cartridges before purchasing them. The LC-123 cartridges are available by 2 brands, the original Brother cartridges and the private label brand G&G. They're identical for the printer models, but they may differ in ink consumption. They're available as Combo Packs or as individual colors.