- Pack of remanufactured COLORETTO 336XL (black) and 342XL (tricolor) ink cartridges, designed for HP Deskjet 5420, Officejet 6310, Photosmart 2570 and other compatible models - High yield: Black 336XL (17ml) prints up to 680 pages, Tricolor 342XL (17ml) up to 450 pages (5% coverage on A4) - Premium ink that delivers clear, bright prints and vivid colors in documents and photos - Easy installation: just remove the protection, insert the cartridge, and ensure it is properly seated - Compatible with a wide range of HP Deskjet, Officejet, Photosmart, and PSC printers - Cartridges tested to ensure durability, stability, and minimize recognition errors - Cost-effective and efficient solution for high-quality printing at home or in the office