This is a compatible Toshiba TFC28Y yellow laser toner cartridge designed for use with Toshiba e-Studio 2330/2830/3530/4520 printers. It provides a standard yield of up to 24,000 pages, ensuring high-quality printing results. Manufactured 100% brand new, this toner cartridge serves as an economical alternative to expensive OEM options, offering significant savings. The use of compatible cartridges does not void your printer's warranty, and we back this product with a 100% Quality Satisfaction Guarantee.