The TowerRAID TR8M-B is an 8-bay storage enclosures for high capacity storage needs. With built-in ventilating protective screen front panel, both units utilize cable-less backplane-design to support up to eight hard drives. Hard drives are installed on easy access hard drive trays for simple insertion and removal. Hard drive cooling is provided by a large 4.7-Inch cooling fan located on the back of the units. The TR8M is a compact RAID tower uses only two cables to connected eight SATA drives utilizing the latest SATA II port multiplier technology. Using the bundled two ports eSATA PCIe adapter, the user could easily access eight hard drives via JBOD mode, or two different sets of RAID 0, 1, 1+0 and 5 with spare. Units are available in black (TR8M-B) and silver (TR8M) finish.