The RMC8414A-B is a 4U rackmount PC featuring a standard ATX motherboard with AMD Ryzen processors . The rack PC features a 3 x 5.25” & 1 x 3.5” external drive bay and two front USB ports in a 4U high 20.1” depth rack chassis. The chassis comes with a front door with a thumbscrew lock for access to the front cooling fan and a steel glass door with a key lock for easy access to the drives. The RMC8414A-B is fully customizable and offers options for additional storage space, removable drive bay options, add-on cards, graphic cards, and Windows operating systems.