Nas Zyxel NAS542 (4 HDD) 2xGb LAN

CPU: FreeScale Dual Core Cortex-A9 1.2 GHz Memory: DDR3 1 G Four 2.5" or 3.5" SATA II hard disk the max support up to 64 TB (16 TB x4) Hot swappable HDD support Two Gigabit Ethernet RJ-45 connectors Three USB 3.0 ports One SDXC card read (Up to 128 GB) Buttons: Power button Copy/Sync button Reset button Smart fan design Power consumption: Access mode: 36.5 watt (Max) Hard disk spin-down mode: 14.8 watt Power: Input: 100 - 240 V AC, 50/60 Hz Output: 19 V DC, 4.74 A https://www.zyxel.com/hu/hu/products_services/4-Bay-Personal-Cloud-Storage-NAS542/