USB3.0+USB2.0*2+HD Aduio

2*3.5 inch HDD Bays

2*2.5 inch HDD Bays

Structure size: 0.5mm SECC

Motherboard Compatibility: 

Micro ATX / ATX/ITX

Driver Bay 2*3.5 inch HDD Bays

2*2.5 inch HDD Bays

Price only contain one black  fan in the back

Front:2*12cm Fan (optional)

Top:2*12cm  Fan  (optional)