2 x RJ45 interfaces: 1-port Data + Power output; 1-port Data input. 1 x terminal block for master and slave power input. (Power Range: 48 ~ 56V DC redundant power). 1 x PoE mode (standard/legacy) DIP switch. Complies with IEEE 802.3af/at/bt PoE end-span/mid-span PSE. Supports PoE power up to 60 watts for PoE port. Auto-detection of PoE IEEE 802.3af/at/bt equipment and devices from being damaged by incorrect installation. Monitors the status of the total PoE usage in real time. Remote power feeding up to 100m. Auto-detection of DC input voltage. IP30 slim-type metal case. LED indicators for Power LED , PoE-in-Use LED and PoE Usage LED. Industrial Case and Installation. Solid wall mount or DIN-rail mount installation. Supports 6KV DC Ethernet ESD protection. -40 to 75º C operating temperature.