Huge step above the UDM! This is the WiFi 6 UDR.Built-in 128 GB SSD, expandable via MicroSD card slot. No read/writes to the internal drive other than the software.
(WiFi 6) 802.11a/b/g/n/ac/ax
4x4 MU-MIMO, OFDMA, up to 2.4 Gbps on 5 GHz and 600 Mbps on 2.4 GHz
140 m² (1,500 ft²) of coverage, if that isn't enough you can use wireless meshing or add up to 20 WAPs using a switch.For the ethernet jacks:2 of the 4 "switch" ports are PoE - standard PoE, NOT PoE+1 Internet or Uplink port
You can use any license free VPN connection you can think of, or use the cool site-to-site VPN Magic tool with another UI controller.
Let me know if you have any questions.