Laser Tek Services, Inc. Compatible Ink Cartridge Replacement for HP CD975A ( Black , 2-Pack ) Package Contains: 2x CD975AN Black Compatible Replacement Ink Cartridges. Page Yield: 1,200 pages @ 5% coverage. Works in the following HP printer models: OfficeJet 6000, OfficeJet 6500, OfficeJet 6500a, OfficeJet 6500a Plus, OfficeJet 7000, OfficeJet 7500a. Product Comes with a 1 year 100% Satisfaction Guarantee and all of our cartridges and drums are made at an ISO-9001 certified factory so you can expect premium quality. Laser Tek Services offeres free technical support for any questions you may have on our products.