D-Link 52-Port Gigabit Stackable Smart Managed Switch with 4 x 10G SFP+ Ports

D-Link 52-Port Gigabit Stackable Smart Managed Switch with 4 x 10G SFP+ Ports. Switch type: Managed, Switch layer: L2. Basic switching RJ-45 Ethernet ports type: Gigabit Ethernet (10/100/1000), Basic switching RJ-45 Ethernet ports quantity: 48, USB 2.0 ports quantity: 1, Console port: RJ-45. Full duplex. MAC address table: 16000 entries, Switching capacity: 176 Gbit/s. Networking standards: IEEE 802.3, IEEE 802.3ab, IEEE 802.3ae, IEEE 802.3u, IEEE 802.3x. Rack mounting