MiniPro 1TB External eSATA, USB 3.0 Portable Hard Drive 7200RPM Capacity: 1.0 TB / 7200RPM Interface: USB 3.0 and eSATA 6.0 Gbit/s Asmedia 1153E & 1456 high-performance integrated controller USB-powered, no external power supply needed Backed by a 3-year warranty