Netgear ProSafe™ 48 Port 10/100 Smart Switch + 2 Gigabit Ports. Maximum data transfer rate: 1 Gbit/s, Latency: 20 microseconds for 64-byte frames, Switching capacity: 13.6 Gbit/s. MAC address table: 8000 entries, Networking standards: IEEE 802.3, IEEE 802.3ab, IEEE 802.3u, IEEE 802.3x. Copper ethernet cabling technology: 1000BASE-T, 100BASE-TX, 10BASE-T. Data link protocols: Ethernet/Fast Ethernet/Gigabit Ethernet. Weight: 3.2 kg