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

Sleek, elegant design

Stylish design featuring extensive cable management and clean lines makes this AiO suitable for a front desk or an open office. 20” diagonal IPS display3 for space-constrained work environments.
 

Power like a tower

New 6th Generation Intel® Core™ 65W processors2 bring high end processing power to the AiO that evokes tower-like performance.
 

Executive-class collaboration

Interact naturally with Cortana4 on Windows 10.1 Enjoy impressive collaboration tools like Skype for Business, HP Noise Reduction Software, and a 1 MP HD webcam.

 

Security from the start

Stay up and running with business-class security solutions, including TPM, HP BIOSphere5 and HP Client Security.6 Optional security locks, privacy screens, and encrypted drives3 also help keep data and your investment
safe.

 

Featuring
Expand with ease

Easy access to critical parts, rigorous testing, and HP temperature control technology helps ensure your AiO withstands tough work environments.

 

Simplify device management

Reduce the complexity of administration. HP Touchpoint Manager,7 Windows 101 manageability features, and HP Common Core BIOS help you easily manage assets.

 

Several deployment options

Pair this space-saving AiO with the stand option3 to fit your workspace and use case.

 

Cut out the chatter

Help suppress ambient noise including keyboard clicks with HP Noise Reduction Software.

 

Give your speakers a boost

DTS Studio Sound™ lets you make the most of virtual conferencing.
 

Communication made easy

Make conferencing from your PC as simple as the touch of a button with the optional HP Conferencing Keyboard.
 

Customized protection

HP BIOSphere5 and HP Client Security6 help keep critical data and systems protected with customizable security.
Windows 10 Pro or other operating systems available