This listing is for a Synology DS918+ 4 Bay DiskStation. There are no bay covers. I do see an 8gb RAM stick. I do not see a hard drive so cannot tell how much it holds if any.
That is all I know about it, therefore the lower price. The item "Synology DS918+ 4 Bay DiskStation 8gb RAM" is in sale since Saturday, December 26, 2020. This item is in the category "Computers/Tablets & Networking\Drives, Storage & Blank Media\Hard Drives (HDD, SSD & NAS)\Network Attached Storage". The seller is "starburymytalk" and is located in Missouri.This item can be shipped to United States, all countries in Europe, all countries in continental Asia, Canada, Australia, South africa, Bahamas, Mexico, New Zealand, Brazil, Colombia, Costa rica, Panama, Trinidad and tobago, Guatemala, Honduras, Jamaica, Antigua and barbuda, Aruba, Belize, Dominica, Grenada, Saint kitts and nevis, Saint lucia, Montserrat, Turks and caicos islands, Barbados, Bermuda, Bolivia, Ecuador, Egypt, French guiana, Guadeloupe, Cayman islands, Martinique, Nicaragua, Peru, Paraguay, Reunion, Uruguay.