This Brother TN-247BK toner cartridge is for use in Brother HL-L3210CW, HL-L3230CDW, HL-L3270CDW, DCP-L3510CDW, DCP-L3550CDW, MFC-L3710CW, MFC-L3730CDN, MFC-L3750CDW and MFC-L3770CDW colour laser printers. The toner cartridge has a high print yield of up to 3,000 pages. This pack contains 1 black toner cartridge.