It's easy to get crisp, clear results with the integrated 4-colour, long-life Original HP printhead, designed together with your printer as an optimized printing system. Produce quality prints the first time. The integrated 4-colour, long-life HP 729 DesignJet printhead is designed with your HP printer or MFP as an optimized printing system for consistent, outstanding results from the first print. Trial and error costs you time.To get the consistent quality you need, look to the Original HP printhead designed to provide crisp, clear, accurate lines and vivid colour. Designed together with your HP DesignJet printer or MFP, HP 729 printheads are easy to replace. Original HP supplies and the printer interact to alert you when supplies need to be replaced.