Does not contain "conflict minerals": tantalum, tin, tungsten, and gold. Y QNAP TS-853A-4G + 2X 0S03674*, NAS, Tower, Intel® Celeron®, N3150, 4 GB, DDR3L QNAP TS-853A-4G + 2X 0S03674*. Type: NAS. Chassis type: Tower. Device class: Small & Medium Business. Processor family: Intel® Celeron®, Processor model: N3150, Processor frequency: 1.6 GHz. Internal memory: 4 GB, Internal memory type: DDR3L. Total installed storage capacity: 24 TB, Installed storage drive type: HDD. Operating system installed: QNAP Turbo System https://www.techspot.com/review/1277-qnap-ts-853a/ Having developed NAS products for more than a decade, QNAP now ships a massive range of devices for both enterprise and home environments. We've tested many of the company's offerings over the years and one of its most recent releases, the TS-x53A, just s... Eight drive bays, quadcore Braswell SoC handles 4K video, brimming with connectivity, refined QTS 4.2 operating system. Lacks toolless, lockable drive cages. Expensive but not excessively so (except QNAP's premium on models w/ 8GB RAM).