This is a Compatible Canon BJI-643Y Yellow InkJet Cartridge for the Canon BJC 800 / 820 / 880 Series InkJet Printers. Replaces the original Canon BJI-643Y InkJet Cartridge. The compatible replacement InkJet Cartridges and supplies (also known as generic) are specially engineered to meet the highest standards of quality, reliability and exceptional yields that meet to exceed OEM (Original Equipment Manufacturer) standards and offer high-quality printing results. Manufactured 100% brand new, containing only new components, they are an economical alternative to expensive name-brand InkJet Cartridges and supplies, and offer big savings over brand-name InkJet Cartridges and supplies. The use of compatible replacement InkJet Cartridges and supplies does not void Printer Warranty.