US Robotics 24-Port Gigabit Ethernet Switch. Maximum data transfer rate: 1 Gbit/s, Switching capacity: 48 Gbit/s. MAC address table: 4000 entries, Networking standards: IEEE 802.1p, IEEE 802.3, IEEE 802.3u, IEEE 802.3x, IEEE 802.3z/ab. Switch type: Unmanaged. Copper ethernet cabling technology: 1000Base-T, 100Base-TX, 10Base-T. Data link protocols: Ethernet, Fast Ethernet, Gigabit Ethernet