The Coast to Coast Computer Products Diamond Series Toner Cartridge in black is designed for use with Brother printers, specifically the DCP-L5500, 5600, and 5650DN models. This high-quality toner cartridge, bearing the model number Brother BR-DR890DS, is a single unit compatible with the listed Brother printer series. With the trusted Coast to Coast brand behind it, this toner cartridge ensures reliable and professional-quality printing performance. Ideal for businesses or individuals looking for consistent and impressive results with their Brother printers.