RE27D-8,0, or "Eagle Twin+" is part of the ETI Polam series of secure, high-performance, industrial-grade Ethernet switches. This advanced series of Ethernet switches has been designed with the latest technology to provide advanced security features and superior performance to any other industrial-grade switch. This particular model features a five-port Gigabit Ethernet switch, four PoE ports and an eight-port 10/100 Mbps combo port. It also has an 8.0W PoE budget, an RJ-45 port, an RS-232 port, an RJ-45/SFP combo ports and a USB port. In addition, it has advanced security features such as 802.1x authentication, port-based MAC filtering and VLAN tagging. The ETI Polam series of switches is designed to be robust and highly reliable, making them ideal for use in industrial environments.