JBOD. Just Bunch Of Disks. If your digital life consists thousands of creative digital snapshots, video clips and music masterpieces, then the SOHOTANK is the perfect external storage solution that you can rely on to fulfill you with the needs for massive storage space to store all of your digital archives. The SOHOTANK comes in 2 and 4 drive systems with each hard drive bay capable of supporting up to 1TB in capacity. Install and remove drives with ease. Available with removable hard drive trays, installing or removing a drive would be absolutely hassle-free with the SOHOTANK. Each drive tray is equipped with a locking mechanism to securely lock the drive into place and avoid accidental removals in keeping your data safe. Coolly designed. With its rugged yet sleek exterior and finish, the SOHOTANK is compact in size for any desktop environment, never taking up too much space. Structured with an aluminum body, the SOHOTANK is capable of dissipating heat faster, keeping drives enclosed within to be comfortably operated. Hard drives instead of CDs for archiving. Maybe you are fed up with burning data to a CD to backup your data. Large files mean multiple CD burning at one CD at a time speed. It’s time consuming and inefficient. With the SOHOTANK Series, you’ll have ample space for storage for gigabytes and gigabytes of data instead of megabytes. Once a drive is full, simply remove the hard drive with ease, archive it then replace with a new drive. It’s a thousand times more efficient It's simpler with just a cord. Because the power supply is internally built, so all you need is a standard power cord that's commonly used among PC's.With external"brick type"of power supplies, if lost, it's unlikely to be replaced by other brands. With the standard power cord, if lost, they can easily be purchased and obtained anywhere without having to worry about voltage     ST5610 Series Model No. ST5610-4S-S2   Host Interface eSATA 3.0 GHz   Drive Interface 3.5” SATA I 1.5GHz / SATA II 3.0GHz     Cooling Fan 8cm Ball Bearing Fan       Display LED Light display       System Requirement Windows 98/SE/ME/XP/2000 ; Mac OS 9.0 or higher       Power Supply 100-240V, 200 Watts       Case Material Aluminum       Dimension 124 (W ) x 210 (D) x 166 (H) mm       Weight 3.4kg ; 4.5kg(Gross weight)