Connect to Almost Any Host The popular RTX110 now includes a fast USB 3.0 interface, dual FireWire 800 and an eSATA port. If you have not yet upgraded to USB 3.0, USB 2.0 is also supported via the USB 3.0 port. TrayFree™ Trayless Technology for RTX™ Enclosures WiebeTech's TrayFree bays are a breeze to add a drive to. It really is as easy as opening the door, sliding the drive in, and closing the door. No screws, no trays, it just works. - 1 TrayFree bay, external enclosure. - Affordable, sleek black enclosure. - Comes with a stand for vertical use. - USB 3.0 (compatible with USB 2.0), eSATA and dual FW800 ports. - Up to 5Gb/s (via USB 3.0). How to use RTX 110: For increased Storage space: Needed: At least 1 RTX unit and at least 1 drive. Pop a drive in and your computer will treat it as more storage space. Need more space? Use another disk - RTX is easily loadable and reloadable. For Backup: Needed: At least 1 RTX unit and at least 2 drives. Rotate a drive, copy files to it, and put the backup on a shelf - or transport it offsite for more security. For Transportation: Needed: At least 2 RTX units and at least 1 drive. Remove a drive from an RTX at work, school or home, take it to another computer and access all your files quickly.