Cubeternet eSATA SATA 3Gbps PCI Express Host Card for PC, Mac or Linux Supports Windows 2000, Windows XP/2003/Vista/Win7, Mac OS X, Linux Connectors provided: two external (1 x SATA, 1 x eSATA), and one internal (1 x PATA) Supports Hot Plugging like USB on both SATA II ports (eSATA and SATA) Supports 2-port 3.0Gbps SATA II interface (for both eSATA and SATA) Supports RAID 0, 1, 0+1 and JBOD