SilverStone Technology has developed a new external storage device, the TS821S. It is a 8 bay storage tower with Mini-SAS interface that supports eight 2.5" HDD/SSD and hot-swap function. For security, each drive tray also has metal key lock. Built-in cooling fan behind the chassis ensures drive and run cool for extended life. Meanwhile, in order to allow common users can also enjoy high-speed transmission experience with Mini-SAS, SilverStone provide complete cables and adapters. Includes Mini-SAS SFF-8088 to Mini-SAS SFF-8088 cable, Mini-SAS SFF-8087 to SATA 7 pin cable, power adapter card and Mini-SAS adapter, the integrated package providing consumers with superior external storage solution.