XM-UB3235S is a Simple and Easy, Plug and Play adapter that provide the flexibility of connecting almost any type of drive to your computer via USB 3.0 port. All 2.5/3.5/5.25-Inch IDE, and most 2.5/3.5-Inch SATA drives are all supported. The included external power adapter will allow you to power your drives outside your system giving you the ability to quickly add or swap between drives without opening your case. The XM-UB3235S adapter incorporates 3 interfaces to one USB adapters.