Featuring Aeconnect’s 24 Port industrial gigabit L2 managed PoE switch with four copper and four fiber (SPF) Uplink combo ports , which can be placed in almost any difficult environment, with the IP40 metal industrial case which provides a high level of immunity against electromagnetic interference and heavy electrical surges, being able to operate under the temperature range from -40 to 85 degrees Celsius. In addition, with Layer 2 Managed Gigabit PoE Switch, it provides IPv6/IPv4 management and built-in L2/L4 Gigabit Switching engine, and supports high-speed transmission of surveillance images and videos.