Brother genuine ink bottles: brother btd60bk is a genuine brother ink bottle that produces high quality, color inkjet prints you can depend on yields up to 6,500 pages: this replacement ultra high yield black ink bottle can print approximately 6,500 pages lower your cost per print: save more with every print with brother’s ultra high yield ink bottles for use with brother printers: dcp-t310, dcp-t510w, dcp-t710w, mfc-t910dw, hl-t4000dw, mfc-t4500dw