The 4-Onn 950XL Ink Cartridges in Black (CN045AN) are compatible with HP printers. These cartridges are brand new, sealed, and have a one-year manufacturer warranty. With an expiration date of 24 months, these inkjet cartridges offer high-quality printing in black color. The package includes 4 units, making it convenient for longer use without the need for frequent replacements. Perfect for those looking for reliable and efficient printing solutions, these cartridges are a cost-effective choice for various printing needs.