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HP ProOne 400 All–in–One | HP® Official Store
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HP ProOne 400 All–in–One

The AiO for your growing business

Easy to deploy, sleek, and feature-rich, the HP ProOne 400 20" All–in–One PC with business-class collaboration, optional touch1, capability, manageability, and security features is a sound investment.

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Sleek, elegant design

Featuring extensive cable management with sleek, clean lines, this AiO is suitable for a front desk or space–constrained, open work environments.
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Secure and effective manageability

Work without interruption

Keep productivity high and downtime low with the fully integrated and automated features of the HP BIOSphere Gen32 firmware ecosystem. Your PCs have extra protection thanks to automatic updates and security checks.

Super secure, super protected.

HP Client Security Suite Gen33 features HP Multi–Factor Authenticate4, HP Device Access Manager, HP SpareKey, and HP Password Manager to keep data out of reach and defend against theft, attacks, and unauthorized users.

Speed up IT Management

The HP Manageability Integration Kit5 helps speed up image creation and management of hardware, BIOS, and security through Microsoft System Center Configuration Manager.

HP WorkWise


HP WorkWise6 is office intelligence rolled into one smartphone app to provide PC security, real-time PC performance information, and simplified printer driver installation for HP PC users.

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Powered for Performance

Windows 10 Pro

Be productive in any situation. Windows 10 Pro7 and powerful security, collaboration, and connectivity features from HP help you power through your day on the HP ProOne 400 AiO.

Power

New 7th Gen Intel® Core™ processors8 bring high–end processing power to the AiO that evokes tower–like performance.

Collaboration

Communicate naturally with your PC using ten–point capacitive touch and Cortana on Windows 10 Pro7 and collaborate with others using Skype for Business™ 9, HP Noise Cancellation Software, and a 1MP HD webcam.



Dual–monitor

Keep everything in plain sight and be up to 35% more productive. There's plenty of screen room for all your work with support for an external display.10.

Velocity

Greatly improve the transfer rates of user's data, voice, and video communication when connecting over challenged LAN or Wi–Fi networks with HP Velocity.

Intel® Optane™

The first all–new class of memory in 25 years, optional Intel® Optane™,11 memory delivers an intelligent, amazingly responsive computing experience.

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Intel, the Intel logo, Intel Core, nVMe, and Optane are trademarks or registered trademarks of Intel Corporation or its subsidiaries in the United States and other countries. Microsoft, Windows, and the Windows Logo are trademarks or registered trademarks of Microsoft Corporation in the U.S. and other countries.

  1. Sold separately or as an optional feature.
  2. HP BIOSphere Gen3 requires Intel® or AMD® 7th generation processors.
  3. HP Client Security Suite Gen3 requires Windows and Intel® or AMD 7th Gen processors.
  4. HP Multi Factor Authenticate requires 7th Generation Intel® Core™ processor, Intel® integrated graphics, and Intel® WLAN.
  5. HP Manageability Integration Kit is can be downloaded from http://www8.hp.com/us/en/ads/clientmanagement/overview.html.
  6. HP WorkWise smartphone app is available as a free download on the Apple Store and Google Play. For system requirements, see www.hp.com/go/hpworkwise.
  7. Not all features are available in all editions or versions of Windows. Systems may require upgraded and/or separately purchased hardware, drivers, software or BIOS update to take full advantage of Windows functionality. Windows 10 is automatically updated, which is always enabled. ISP fees may apply and additional requirements may apply over time for updates. See http://www.windows.com.
  8. Multi–Core is designed to improve performance of certain software products. Not all customers or software applications will necessarily benefit from use of this technology. Performance and clock frequency will vary depending on application workload and your hardware and software configurations. Intel's numbering is not a measurement of higher performance.
  9. Skype for business subscription required.
  10. "Observed Productivity, Efficiency and User Satisfaction when Using Multiple or Large Displays," Koala LLC Ergonomics Consulting, November 6, 201211. Intel® Optane™ is sold separately and requires a 7th Gen Intel® Core™ processor, bios version with Intel® Optane™ supported, Windows 10, version 1703, an Intel® 200 series chipset, M.2 type 2280–S1–B–M connector on a PCH Remapped PCIe Controller and Lanes in a x2 or x4 configuration with B–M keys that meet NVMe™ Spec 1.1 and Intel® Rapid Storage Technology (Intel® RST) 15.5 driver.
  11. Intel® Optaneâ„¢™ is sold separately and requires a 7th Gen Intel® Core™ processor, bios version with Intel® Optane™ supported, Windows 10, version 1703, an Intel® 200 series chipset, M.2 type 2280-S1-B-M connector on a PCH Remapped PCIe Controller and Lanes in a x2 or x4 configuration with B–M keys that meet NVMe™ Spec 1.1 and Intel® Rapid Storage Technology (Intel® RST) 15.5 driver.
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When you need a feature-rich all-in-one desktop computer that doesn’t break the bank, the HP ProOne 400 All-in-One delivers. It’s sleek and easy to deploy, making it the perfect computer for space-constrained work or office environments. 7th Gen Intel® Core™ processors bring high–end processing power to the this affordable system that evokes tower–like performance.


One of the strongest aspects of the HP ProOne 400 All-in-One is the sleek, clean design. It features an edge-to-edge 20” display, optional touch capability, and extensive cable management for a professional appearance for any business.


Collaborate easily with vendors, team members, and customers using Skype for Business™, HP Noise Cancellation Software, and a 1MP HD webcam. For the latest in security, collaboration, and connectivity, the HP ProOne 400 All-in-One includes Windows 10 Pro which contains powerful features to help you power through your day.


To ensure that you are always up and running, the HP ProOne 400 All-in-One includes the fully integrated and automated features of the HP BIOSphere Gen32 firmware ecosystem. You’ll always be protected against new threats thanks to automatic updates and security checks.


For additional protection against theft, attacks, and unauthorized users, the HP ProOne 400 All-in-One includes the HP Client Security Suite Gen3 with HP Multi–Factor Authenticate, HP Device Access Manager, HP SpareKey, and the HP Password Manager.


The HP ProOne 400 All-in-One includes the HP Manageability Integration Kit, which helps speed up image creation and the management of hardware, BIOS, and security through the Microsoft System Center Configuration Manager. HP BIOSphere boosts security and keeps important data and systems secure with customizable authentication and BIOS-level passwords.


For next level enterprise management on the go, the system can be accessed via the HP WorkWise smartphone app. It enable IT managers to provide PC security, PC performance information, and printer driver installation.

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with your order

Free shipping & returns

Get free shipping on all your orders. AND if you need to send something back, that's free, too.

Price matching

Get the lowest price on HP technology, always. If you find a lower price on another online store, we'll match it.

Technical Support

Limited HP hardware warranty included with complimentary technical support.

The only place to get it all – hp.com

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