Visit Amazon.com : http://www.amazon.com/gp/product/B00GSQ3KXO?tag=thefatkidin06-20<br /><br />Silverstone Tek 4 Bay 1U Rackmount RAID Storage Unit with USB 3.0 and eSATA interface (RS431U)<br /><br />Support four 35 SATA HDD <br />Built-in power supply and three 40mm fans <br />Compact and screw-less design for easy HDD installation <br />Plug and Play <br />Support USB 30 maximum 5Gbps transfer speed <br />Support eSATA maximum 3Gbps transfer speed Configurable RAID function RAID 0 1 3 5 10
