Do you have an old PC which you have abandoned but still want the data in the SATA HDD on that PC? If you do, this device will come in really handy to you — the SATA HDD Dock. It not only allows you to plug any 2.5″ or 3.5″ SATA Hard drive to your computer via USB port, it can also read SD cards, CF cards, XD cards and Memory Stick.