The Xerox 106R03622 Toner Cartridge is a high-yield black cartridge designed for use with Xerox Phaser 3330/DNI and WorkCentre 3345 DNI printers. It offers a page yield of up to 8,500 pages, making it ideal for high-volume printing environments. The cartridge is compatible with various Xerox printer models and is a reliable and efficient printing solution for both office and home use. Made in China, this toner cartridge is a cost-effective option for producing professional-quality prints with your Xerox printer.