Mikrotik CRS310-1G-5S-4S+OUT netFiber 9, 1xGigabit LAN port, 5xSFP ports, 4x SFP+ ports, Serial console port (RJ45), 802.3af/at PoE in, CPU temperature monitor, Router OS | MikroTik | Cloud Router Switch | CRS310-1G-5S-4S+OUT, NetFiber 9 | Pole, Wall or Mast Mountable | Gigabit Ethernet (copper) ports quantity 1 | Mesh Support No | MU-MiMO No | SFP ports quantity 5 | No mobile broadband | SFP+ ports quantity 4