This is a high quality compatible Brother TN-4100BK Black Laser Toner compatible with the following printers:Brother HL Printers:Brother HL 6050, Brother HL 6050d, Brother HL 6050dn, Brother HL 6050dw This Laser Toner has a page yield of 7500Using a compatible Laser Toner gives you excellent printout quality without the high prices!Images used are for illustration purposes only.