
1) Computer storage device
Found on
https://www.crosswordclues.com/clue/mass-storage

In computing, mass storage refers to the storage of large amounts of data in a persisting and machine-readable fashion. Devices and/or systems that have been described as mass storage include tape libraries, RAID systems, hard disk drives, solid-state drives, magnetic tape drives, optical disc drives, magneto-optical disc drives, drum memory (hist...
Found on
http://en.wikipedia.org/wiki/Mass_storage

(Digital cameras and photo printers) Devices respectively storagemedia which can store longterm great volumes of files. F.I. harddisks, CD-R respectively CD-RW drives
Found on
http://www.encyclo.co.uk/local/20472

A device like a disk or magtape that can store large amounts of data readily accessible to the central processing unit.
Found on
https://www.encyclo.co.uk/local/20850
No exact match found.