Quasi system (not including memory, CPU & hard disk).Without expansion board,only a CPU slot, without CPU, memory, hard disk, graphics & other accessories, only including the chassis, motherboard, power supply, heat sink.
Hard disk type
SATA 7200 3.5 inches
biggest support hard disk
Biggest support three pieces of the built-in 3.5 inch, two pieces of external 5.25 -inch hard disk.
2×RJ-45 interface 5×built-in USB 2.0 port 4×USB 3.0 port 5×USB 2.0 port 2×IEEE 1394a port 2×Microphone jacks 1×Headphone jack 1×Audio line input port 1×Output port/headphone audio lines