The Synology DiskStation DS218+ is a network-attached storage device designed for PC and Mac compatibility. It features two bays with a storage capacity of 20TB, using HDD and SSD drive types. With USB 3.0 specification, this black device offers password protection, in-built media server, auto power on/off, and a variety of interfaces including eSATA, SATA III, USB, and Ethernet. Made by Synology in Taiwan, this 3.5-inch form factor device also includes a USB port.

Includes power supply.  Does not include any drives.  Tested working.