1 Majority of color printers <US$300 and color laser AiOs <US$600 and printers, March 2011; For details: www.hp.com/go/officejet OJ Pro ISO yield with highest-capacity cartridges based on continuous printing. See www.hp.com/go/learnaboutsupplies. Energy use based on HP testing. For details, see www.hp.com/go/officejet

2 Requires an Internet connection to the printer. Feature works with any connected Internet- and email-capable device. Print times may vary. For a list of supported documents, and image types, see www.hp.com/go/eprintcenter. And for additional solutions, see www.hp.com/go/mobile-printing-solutions.

3 After first set of ISO test pages. For more information, see www.hp.com/go/printerclaims

4 Fade resistance based on paper-industry predictions for acid-free papers and Original HP inks; colorant stability data at room temperature based on similar systems tested per ISO 11798 and ISO 18909. Based on HP internal testing, using paper with the ColorLok® logo.

5 Water resistance based on HP internal testing, using paper with the ColorLok® logo.

6 Compared with the majority of color laser printers <$300 and color laser AiOs <US$600, March 2011. Calculation compares weight of supplies and cartridge packaging needed for the same amount of pages based on ISO yield and continuous printing.

7 Wireless performance is dependent upon physical environment and distance from access point. Wireless operations compatible with 2.4 GHz routers only.

8 Includes Microsoft® Windows® (80 fonts), HP PCL 6 (includes 45 scalable TrueType™ fonts and one bitmapped line printer font), HP PCL 5e, PostScript® 3™ emulation (includes 35 built-in PostScript language fonts).

9 HP ePrint Enterprise requires Internet- and email-capable iPhone® 3G or newer running iOS 4.2 or later, or Android® device running version 1.4 or newer with separately purchased wireless internet service, HP ePrint Enterprise server software and HP ePrint service App. Solution works with PCL5/6, PCL3, PCL3GUI printers (HP and non-HP). Usage of HP ePrint service app at mobile print locations requires Internet- and email-capable smartphone with separately purchased wireless Internet service, and the HP ePrint service app. Availability and cost of printing varies by mobile print location. A list of applicable smartphones and operating systems is available at http://www.hp.com/go/eprintmobile.

10 Notebook or netbook must be Bluetooth enabled. Includes Windows Mobile® phones. Additional fee required through 3rd party service provider for BlackBerry, Palm OS® and Nokia Symbian smartphones.