QNAP TS-439 PRO, Tower, 1 GB, 0 TB QNAP TS-439 PRO. Chassis type: Tower. Processor frequency: 1.6 GHz. Internal memory: 1 GB. Total installed storage capacity: 0 TB Qnap's latest TS-439 Pro is the first Atom powered NAS appliance on the market, with a wealth of new features including IP SAN support, the new Surveillance Station and AES-256 volume encryption, as well as a new Ajax-based web interface. We put in a c... The first Atom NAS appliance delivers a fine combination of features and an improved web interface ... https://www.expertreviews.co.uk/qnap/48647/qnap-ts-439-pro-review Verdict: QNaps TS-439 Pro is a fast, feature-packed NAS, but make sure you need the level of features it offers before you pay its very high price. Network-attached storage (NAS) devices are essentially mini computers designed for storing files. A ...