This is a 850nm ITT Transmitter and Receiver Module for Power over Ethernet (PoE). It provides integrated physical layer transceiver (PHY) with 24V DC power delivery capabilities for use in Power over Ethernet (PoE) applications. It is RoHS compliant and suitable for both 10/100 Mbps and Gigabit applications. The device supports a wide input voltage range (18V to 48V) and features advanced power management capabilities. This device is suitable for use in a variety of Ethernet applications such as Industrial Automation, Surveillance, Access Control, and VoIP.