Netgear GSM4230UP. Switch type: Managed. Basic switching RJ-45 Ethernet ports type: Gigabit Ethernet (10/100/1000), Basic switching RJ-45 Ethernet ports quantity: 24, Installed SFP modules quantity: 4. Networking standards: IEEE 802.3bt. Power connector: AC-in jack. Power over Ethernet (PoE). Rack mounting, Form factor: 1U