EASY TO DEPLOY, SLEEK, AND FEATURE-RICH, THE HP PROONE 400 23.8-INCH ALL-IN-ONE PC FEATURES A CONTEMPORARY DESIGN WITH BUSINESS-CLASS PERFORMANCE, COLLABORATION, SECURITY, AND MANAGEABILITY FEATURES.WINDOWS 10 PRO OR OTHER OPERATING SYSTEMS AVAILABLESleek, elegant designSTYLISH DESIGN, A MICRO-EDGE ANTI-GLARE DISPLAY, AND CLEAN LINES MAKES THIS AIO SUITABLE FOR A FRONT DESK OR SPACE-CONSTRAINED WORK ENVIRONMENTS.Powerful optionsGET HIGH-PERFORMANCE AND EXPANSION WITH A 9TH GEN INTEL® CORE™ PROCESSOR² AND USB TYPE-C™.Executive-class collaborationENJOY IMPRESSIVE COLLABORATION TOOLS LIKE HP NOISE CANCELLATION.HP exclusive security and manageabilityHELP PREVENT DATA BREACHES AND DOWNTIME WITH HP BIOSPHERE GEN5⁷ AND SIMPLIFY MANAGEMENT WITH HP MANAGEABILITY INTEGRATION KIT.⁸WINDOWS 10 PRO OR OTHER OPERATING SYSTEMS AVAILABLE