QNAP TS-531X ARM-based NAS with Hardware Encryption, Quad Core 1.4 GHz, 2GB RAM, 2 x 10GbE (SFP+), 2 x 1GbE Form Factor: 5-Bay Port RJ-45: 2 x 10 Gigabit SFP+ LAN Ports 2 x Gigabit RJ45 LAN Ports Port USB: 3 x USB3.0 HDD Interface: 5 x 3.5/2.5 SATA 6Gb/s HDDs / SSDs Processor: AnnapurnaLabs, an Amazon company Alpine AL-314 Quad-core 1.4 GHz ARM Cortex-A15 Processor Default/ Max. Memory: 2GB LEDs: Status / Power, LAN, USB, HDD 1-5 Port Others: 1 x PCIe Gen2 (x2)