4 Bay Realtek RTD1296, 64 Bit Quad-Core, 1.4GHz 1GB DDR4, 2.5GbE x1 8GB eMMC USB 3.2 Gen1 x2 WOW (Wake on WAN) Toolless installation hardware encryption EZ connect, EZ Sync Ultra Quiet Max Expansion units: 12, Storage 3.5" HDD x 4, CPU Realtek RTD1296 Quad-Core, 1.4GHz, Memory 1GB DDR4 (not expandable), Raid 0, 1, 5, 6, 10, JBOD, Maximum channels 12 (4 free lincense included), LAN 1 x 2.5 Gigabit, USB 3.2 Gen 1 (USB3.0, 5Gb,s) 2