BUY ONE AND GET ONE FREE - 2 EARTH FRIENDLY PREMIUM LASER TONER CARTRIDGES FOR Brother TN570 for use with Brother DCP-8040, DCP-8045D, HL-5100, HL-5130, HL-5140, HL-5150, HL-5170, MFC-8120, MFC-8220, MFC-8440, MFC-8640D, MFC-8840 office machines. 7K Page Yield.