This startech 2 port pci express sata 6 gbps card enables the home pc builder to add two sata ports through a single pci express card slot through on board jumper selection the user can select two of the four sata iii ports to set as internal external or one of each type this startechcom card is compatible with sata 30 and with 6gbps can be used with high performance ssdrsquos cd romrsquos and dvd romrsquos with port multiplier on each port a single cable can e