Hi, I am selling a used NAS Hard drive. It's used but ion excellent condition. Takes 2.5 inch HD's and is very efficient. 

Please see specs:

https://global.download.synology.com/download/Document/DataSheet/DiskStation/14-year/DS414slim/Synology_DS414slim_Data_Sheet_enu.pdf

It is sold without any hard drives. Can take 2TB x 4 +8TB Total.

Includes all accessories and is boxed with installation CD.

Thank you and happy bidding