Mikrotik Cloud Router Switch, CRS328-4C-20S-4S+RM; Smart Switch, 20 xSFP cages, 4 x SFP+ cages, 4 x Combo ports (Gigabit Ethernet or SFP),800MHz CPU, 512MB RAM, 1U rackmount case, Dual Power Supplies, RouterOSL5 or SwitchOS (Dual Boot); Max power consumpt