This unit allows you to upgrade the Official Network Adaptor (which is an IDE connection) and replace it with a SATA upgrade board,this will allow you to use your original Network Adaptor support a more faster and large capacity SATA hard drive,perfect for running Free Mcboot (FMCB) and using a program such as HD-Loader or OPL in conjunction with your own SATA hard-drive.
eBay