Description
Expansion that extends your investment
The full value of your investment comes with expansion that extends the life of your PC. The HP ProDesk 400 MT has three bays and three full-height slots, and optional ports[4] to connect to up to three HP displays.
Connection hub
With eight total USB ports and optional Bluetooth® connectivity, the HP ProDesk 400 MT becomes a hub for all your devices in the office.
Tested and ready
The reliable HP ProDesk 400 MT experienced 120,000 hours of the HP Total Test Process[6] and now has an optional dust filter[4] to help extend the life of your PC by reducing airborne particulate intake in the most demanding work environments.
Drive a wide variety of office workloads with flexible performance and capacity in a worry-free infrastructure. 
No learning curve involved. You will enjoy the comfort and simplicity of a traditional full-size keyboard layout from day one. 
