Office Basics HP DeskJet 600C/660C/ 670C Ink Cartridge 3 Colour. 51649A. Ref: OB-I49A Keep things simple and save money with this outstanding quality Q-Connect inkjet cartridge for your HP DeskJet printer. Compatible with a range of models it is versatile and easy to install so you don't have to waste time fiddling with your machine. In addition to the savings in cost, each cartridge is made with a minimum of 50% recycled material, allowing you to help the environment and reduce your carbon footprint.