ASUSTOR AS7116RDX

CPU: Intel 9th Xeon E-2224, Quad-Core 3.4GHz up to 4.6GHz
RAM: 8 GB DDR4-ECC UDIMM (Max.128GB)
Flash memory: 8GB USB DOM
HDD: 16 x 3.5" SATA HDD or 2.5" SATA HDD or 2.5" SATA SSD
M.2 Drive Slots: 2 x M.2 PCIe (NVMe) / M.2 SATA (22110, 2280, 2260,2242)
Maximum Drive Bays with Expansion Unit: 40
Expansion unit: AS6004U - 4 bay
External port: USB 3.2 Gen 2 x 6 ( 4 type A, 2 type C)
PCIe Expansion Slots: 2 x Gen3 x4 slots (x4 link); 1 x Gen3 x8 slots (x8 link) for optional 10/25/40/50 GbE card and SAS card
LAN: 1 Gigabit Ethernet (1G/100M) x 4
Redundant PS
Surveillance: support up to 100 channels (4 free license included)