Connect any IDE or Serial ATA (SATA)/SATA II 3.5" Hard Drive to your computer through a USB port or eSata. The eSATA interface allows users to read and write large files up to 3Gbits per second, and it is fully backward compatible to SATA specification. This product is ideal for a personal backup solution. It is constructed from durable aluminum, to ensure heat dissipation. Transfer data quickly and easily, anywhere, with this great external hard drive case. This enclosure follows the SATA specification standard, which is the best and fastest throughput for better data-storage performance on the market.