SIIG's 2-port eSATA Expresscard/34 instantly adds two external eSATA ports to expand your eSATA storage capacity on your existing ExpressCard-enabled desktop or notebook computer. The eSATA II 2-Port ExpressCard/34 is designed to deliver data transfer rates of up to 3Gb/s and support hard disk drives larger than 137GB, an ideal solution for large volumes of data transferring between an external hard disk drive and your computer. It supports Native Command Queuing (NCQ), SATA TCQ commands and SATA hard disk hot-plugging to allow instant attachment and detachment of eSATA devices without having to first power your system off.

The eSATA II 2-Port ExpressCard/34 is fully compatible with a wide variety of Windows and Mac OS operating systems and is backed by SIIG's lifetime warranty.