Get the best quality prints when you use a Genuine magenta Samsung M503 toner cartridge. Since this toner unit is manufactured by Samsung, you know that your printer will work efficiently and reliably, providing you with a performance that is hassle-free. The toner in this cartridge will consistently produce crisp, sharp prints throughout its useful life. You can print approximately 5, 000 pages at 5% average coverage before you need to replace the cartridge, giving you a great value for your money.