The Brother LC504BK ink cartridge is designed to deliver consistent and reliable performance for your printing needs. With a duty cycle of 600 pages, this ink cartridge ensures that documents can be printed with clarity and precision, making it ideal for both home and office use. Utilizing Brother's INKvestment technology, the LC504BK provides high-quality ink delivery, meaning fewer interruptions for cartridge replacements and more time spent on productive tasks. Its compatibility with ink-jet printing technology enhances the overall efficiency of your printing system.