[1] HP ink bottles compared to HP ink cartridges. Cost per page based on expected black and composite (cyan/magenta/yellow) page yield results based on HP methodology and continuous printing of ISO/IEC 24712 test pages. Not based on ISO/IEC 24711 test process. Actual yield varies based on content of printed pages and other factors. Some ink from included bottles is used to start up the printer. For more information about fill and yield, see http://www.hp.com/go/learnaboutsupplies.
[2] Documents printed with HP black inks on plain paper and stored in folders and cabinets maintain legibility. Based on HP internal and external testing. See http://wilhelm-research.com/hp/WIR_Dark_Storage_Permanence_Statement_for_HP_2017-11-07.pdf and http://www.hp.com/go/printperman... Show More
[1] HP ink bottles compared to HP ink cartridges. Cost per page based on expected black and composite (cyan/magenta/yellow) page yield results based on HP methodology and continuous printing of ISO/IEC 24712 test pages. Not based on ISO/IEC 24711 test process. Actual yield varies based on content of printed pages and other factors. Some ink from included bottles is used to start up the printer. For more information about fill and yield, see http://www.hp.com/go/learnaboutsupplies.
[2] Documents printed with HP black inks on plain paper and stored in folders and cabinets maintain legibility. Based on HP internal and external testing. See http://wilhelm-research.com/hp/WIR_Dark_Storage_Permanence_Statement_for_HP_2017-11-07.pdf and http://www.hp.com/go/printpermanence.
[3] See http://www.hp.com/go/suppliesclaims.
[4] HP Planet Partners Program availability varies. For details, see http//www.hp.com/recycle. On recycled materials in cartridges, see http://www.hp.com/go/recycledcontent.
[5] When used in accordance with set up instructions. Show Less