"This is a compatible Brother TN550 Which has higher page yield 7000 (regular only 3500 page yield) black laser toner cartridge for use in Brother HL-5240, 5250, 5250DN, 5250DNT, 5270DN, 5280, 5280DN, 8460N, 8660DN, 8860DN, 8870DW series printers. It is specifically engineered to meet or exceed the OEMs (Original Equipment Manufacturer) highest standards of quality, reliability and exceptional printing results and replaces the original Brother TN550 laser toner cartridge on your Brother HL-5240, 5250, 5250DN, 5250DNT, 5270DN, 5280, 5280DN printer. Using this compatible laser toner cartridge will not void your printers warranty. Our Brother TN550 laser toner cartridges are made for Brother HL-5240, 5250, 5250DN, 5250DNT, 5270DN, 5280, 5280DN, 8460N, 8660DN, 8860DN, 8870DW printers under the highest international quality standards ISO9001 and ISO14001. They are manufactured with brand new components including OPC drum which is critical to excellent imaging quality. All toner cartridges must pass our 28 testing procedures for quality assurance and their inspection/testing records are kept in files. The benefits of using this compatible Brother TN550 laser toner cartridge for LaserJet 2300 printers are their high quality and low price. Best Deal Toner offers high quality Brother TN550 toner cartridge with lowest online price. This Brother HL-5240, 5250, 5250DN, 5250DNT, 5270DN, 5280, 5280DN printer toner cartridge comes with one year warranty and 100% satisfaction guarantee. This toner cartridge is in our warehouse and ready for immediate shipping. After you compare with any other companies, you will find that Best Deal Toner is your #1 choice for price, quality and service. "