QNAP TS-453 Pro 4TB 4 Bay Network Attached Storage
http://www.amazon.co.uk/dp/B00OZG8YSK?tag=dedik-21
Feature
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QNAP TS-453PRO-4TB-RED - TS-453 Pro 4TB (WD RED) 4 bay NAS; 2GB DDR3L RAM (max 8GB); Intel Celeron 2.0 GHz Quad Core; supports 4 x SATA 6Gb/s HDDs; 4 1GbE LAN ports; hardware transcoding; HDMI out with XBMC; Virtualization Station; Surveillance Station; max 1 UX expansion un (2Years warranty)
http://www.amazon.co.uk/dp/B00OZG8YSK?tag=dedik-21