HP 971 Officejet Ink Cartridge produces professional-quality everyday documents for great value, while allowing workgroups to save time creating consistent, durable prints. Make the right choice for your budget - standard cartridges for a lower purchase price or choose high-capacity cartridges for even better value. All Original HP pigment ink cartridges load in a snap and maintain quality until the last drop.This cartridge is for use in the following machines:-For use with: HP OfficeJet Pro X451/X476/X551/X576. Approx. Page Yield - 2500 pages per cartridge. Please note this item is delivered direct from our supplier and may take a little longer to arrive