IB-3640SU3 External 4-bay JBOD system for 3.5" SATA HDDs • Silent operation by thermal controlled fan • Energy saving by supporting sleep modus • Easy assembling by trayless design • HDD capacity unlimited • Supports: Windows XP/Vista/Win7, MAC OS X • Plug&Play and Hot Swap The ICY BOX IB-3640SU3 is a 4-bay JBOD system for fast working with great amounts of data. The high grade aluminum housing holds up to four SATA HDD, the installation is completely tool-less. The fast interfaces (eSATA, USB 3.0) provide high performances with PC and MAC.