Product Features： 5 Port 10/100/1000M Industrial PoE Switch /Media Converter, 4 ×10/100/1000M RJ45 Ports + 1×10/100/1000M Uplink SFP Fiber Port, 1-4 Port support PoE , compatible with both IEEE802.3af/IEEE802.3at standar......Product Features： 5 Port 10/100/1000M Industrial PoE Switch /Media Converter, 4 ×10/100/1000M RJ45 Ports + 1×10/100/1000M Uplink SFP Fiber Port, 1-4 Port support PoE , compatible with both IEEE802.3af/IEEE802.3at standard. Single-port intelligent recognition AT, AF, single-port power supply maximum power of 30W; Bandwidth: 12Gbps Repeater Mode: Store and Forward Mode MAC address: 2K