It enables data transmission and power supply for up to four PoE network devicesIt saves time and money by using existing network cables for power and data transmissionRJ45 PoE/PoE+ output ports compliant with IEEE 802.3at/afGreen Ethernet power reduction technology deactivates unused ports and adjusts power levels based on cable lengthWorks with PoE devices compliant with IEEE 802.3at and IEEE 802.3af (wireless access points, VoIP phones, network cameras)Supports IEEE 802.3 at/af detection and protection against short circuit, overload and overvoltageCompliant with IEEE 802.3az (Energy Efficient Ethernet EEE) specificationSwitch in Store and Forward architectureSupports IEEE 802.3x full duplex flow controlFanless design ensures quiet operationMetal desktop casingFully NDAA compliant