Question : Does this NAS have no hard drive - you add one yourself?

Is it just an enclosure?

http://www.elara.ie/products/detailsfull.asp?productcode=ECE1890648#spec

Answer : Does this NAS have no hard drive - you add one yourself?

Correct, it is just an enclosure with no harddisk.

One 3.5\" SATA I/II hard disk interface is supported  

Package Contents
    * Digtial media server (without hard disk)
    * Stand
    * Power adapter
    * Ethernet cable
    * Quick start guide
    * Support CD
    * Warranty card