This set includes four remanufactured toner cartridges for the HP 824A series, providing reliable printing in black, cyan, magenta, and yellow. Each cartridge is designed to deliver a total yield of up to 42,000 pages, ensuring long-lasting performance for your printing needs. These cartridges are fully disassembled and rebuilt to maintain high-quality print standards. Using LD remanufactured toner cartridges does not void your printer warranty and is backed by a 2-year guarantee.