The HP 507A Black Laserjet Toner Cartridge (CE400A) is the perfect solution for high-quality printing needs. This cartridge is designed to work seamlessly with HP LaserJet printers, delivering crisp, black text and sharp graphics with every print. With a page yield of up to 5,500 pages, this toner cartridge is perfect for office settings with high volume printing requirements. Additionally, the HP 507A Black Laserjet Toner Cartridge (CE400A) features easy installation and dependable performance, making it a reliable choice for any printing environment. Trust in the HP brand for professional-quality results with every page.