A:AnswerGood question. The 935 cartridges can print up to 400 pages and 935XL can print up to 825 pages.
Here is a list of compatible printers that use this ink system:
HP Officejet 6220 ePrinter
HP Officejet 6812 e-All-in-One Printer
HP Officejet 6815 e-All-in-One Printer
HP Officejet Pro 6230 ePrinter
HP Officejet Pro 6830 e-All-in-One Printer
HP Officejet Pro 6830 e-All-in-One Printer
HP Officejet Pro 6835 e-All-in-One Printer
I hope this helps.
