ZYXEL GS-105SV2 5-Port Desktop Gigabit Ethernet Media Switch (GS-105SV2-EU0101F) - Data transfer rate (half duplex/full duplex): Ethernet: 10/20 Mbps, Fast Ethernet: 100/200 Mbps, Gigabit Ethernet: 1000/2000 Mbps, Memory buffer: 128 KB, Interfaces: 5 x RJ-45 10/100/1000 Mbps Ethernet ports with auto MDI/MDIX support, QoS Ports: 1 x high-priority QoS port, 2 x medium-priority QoS ports, 2 x two low-priority QoS ports, Color: Black