Ethernet TCP/IP switch, ConneXium, 4 ports for copper+1 for fiber optic. range of product: ConneXium – product or component type: Ethernet TCP/IP unmanaged switch – concept: Transparent Ready – communication port protocol: Ethernet TCP/IP – port Ethernet: 100BASE-FX – 1 port(s) fiber optic, 10BASE-T/100BASE-TX – 4 port(s) copper cable – maximum number of switches in cascade: unlimited.