Brother TN310 Standard-Yield Magenta Toner CartridgePrecisely balanced for even flow and consistent toner distribution, Brother TN310M Standard Yield Magenta Genuine Toner Cartridges gives you a 1,500 page yield. As with all Brother Genuine supplies, this product was designed as part of a complete intelligent printing system to provide superior quality. Simply put, when you use only Brother replacement cartridges, you get consistent, high impact results.