This is a Genuine Brother TN-6600 Black Laser Toner compatible with the following printers:Brother Fax Printers:Brother Fax 4750, Brother Fax 5750, Brother Fax 8300j, Brother Fax 8350p, Brother Fax 8360p, Brother Fax 8370, Brother Fax 8750p, Brother HL Printers:Brother HL 1030, Brother HL 1230, Brother HL 1240, Brother HL 1250, Brother HL 1270n, Brother HL 1430, Brother HL 1440, Brother HL 1450, Brother HL 1470n, Brother HL P2500, Brother MFC Printers:Brother MFC 8300j, Brother MFC 8500, Brother MFC 8500j, Brother MFC 8600j, Brother MFC 9600, Brother MFC 9600j, Brother MFC 9650, Brother MFC 9660, Brother MFC 9750, Brother MFC 9760, Brother MFC 9800j, Brother MFC 9850, Brother MFC 9860, Brother MFC 9870, Brother MFC 9880 This Laser Toner has a Page Yield of 6000