The Synology Disk Station DS1815+ is a high-capacity 8-bay NAS system designed for storage and data management. With 8x 3TB HDD drives included, it offers a total storage capacity of 24TB. This desktop external HDD is operated through Gigabit Ethernet interface and is ideal for businesses or individuals looking for a reliable and efficient storage solution. Made in Taiwan by Synology, this NAS device is designed for professional use and offers a sleek black color design.THIS ITEM DOES NOT POWER ON AND ONE OF THE CADDY DOESNT WANT TO LOCK IN TO PLACE. IT IS A ISSUE WITH THE CADDY ONLY. COMES WIHT THE POWER CORD.