This listing is for a Seagate BlackArmor NAS 400 4-Bay Network Storage HD232.  Unit is for parts only.  This item doesn't power on.  There are signs of wear on this item from previous use.  There is no power supply included with this item.  There are no HDDs or caddies included.  All photos are of the item that you will receive.  We do not provide tech support or any software that is not already installed on this device.  If you have any questions, feel free to contact me.