The CAXM Series external hard drive delivers reliable storage expansion and the incredible 3.0Gbps transfer speed of eSATA, all in one sleek, black aluminum package. The transfer speed, at six times faster than USB 2.0, will blow you away; its made possible with our easy-to-install eSATA bracket kit (included). CAVALRY 500GB EXTERNAL USB 2.0 ESATA HARD DRIVE SALE