Product details of HP DeskJet 3721 All-in-One Printer
 Local printing requires mobile device and printer be on the same network or have a direct wireless connection. Remote printing requires an Internet connection to an HP web-connected printer. For details on how to print, including whether an app is required, see http://www.hp.com/go/mobileprinting
 Based on a comparison of the dimensions of worldwide inkjet all-in-one printers < $250 as of September 2015. For details, see http://www.hp.com/go/smallestAiOclaims.
 Mobile device needs to be connected directly to the Wi-Fi Direct® signal of a Wi-Fi Direct supported AiO or printer prior to printing. Depending on mobile device, an app or driver may also be required. For details, see http://www.hp.com/go/mobileprinting. Wi-Fi Direct is a registered trademark of Wi-Fi Alliance®.
 Requires HP All-in-One Printer Remote mobile app download and is compatible with iPhone® 4 and later, iPad® 4th generation, iPad mini™, iPad Air®, iPod®, and mobile devices using Android™ 4.0.3 or later. For a full list of supported operating systems, see http://www.hp.com/go/mobileprinting
 Based on cartridge yields for HP 65/304XL ink cartridges compared with HP 65/304 standard ink cartridges. For more information, see http://www.hp.com/go/learnaboutsupplies
 Program availability varies. For more information, visit http://www.hp.com/recycle
 Compatible with iPhone® 4 and later, iPad® 4th generation, iPad mini™, iPad Air®, iPod® 5G using iOS 7 or later, and mobile devices using Android™ 4.0.3 or later. Features controlled may vary by mobile device operating system. For mobile scanning, device camera requires 5 megapixels or greater with autofocus capability.
 In comparison to the majority of inkjet all-in-one printers <$399 USD targeted to consumer/home office as of Q3 ‘15 based on market share as reported by IDC. App download required for printer setup, HP ePrint account registration may be required. Wireless operations are compatible with 2.4 GHz operations only. See http://www.hp.com/go/mobileprinting for more details.
 Apple AirPrint™, supported on iPhones®, iPads®, and iPods® using iOS v4.2 and higher. Android™ in-OS printing supported on Android devices using OS v4.4 and higher and may require the installation of the HP printer service plug-in from the Google™ play store. Windows® in-OS printing supported on Windows® 8/10 and Windows® Mobile 10 smartphones and tablets. Remote printing requires an internet connection to an HP web-connected printer. For details on how to print, including whether an app is required, see http://www.hp.com/go/mobileprinting.
Specifications of HP DeskJet 3721 All-in-One Printer
- HP DeskJet 3721 All-in-One Printer
|Double Sided Printing||No|
|Maximum Print Resolution||4800 x 1200 DPI|
|Model||HP DeskJet 3721 All-in-One Printer|
|Mono/Color||Mono & Color|
|Printer Connectivity Type||Wireless|
|Printer Function Type||Not Specified|
|Warranty period||1 Year|
|Warranty type||Local seller warranty|
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HP OfficeJet Pro 9020 All-in-One Wireless Color Inkjet Printer / Print, Copy, Scan, Mobile Fax / ADF / Front USB Port / Duplex / Two-Sided Printing / Two-Sided Scanning / Touchscreen / One Year Warranty (FREE SGD 30 E-Capita) Singapore