The PERSAVA 16-Port 10/100/1000Mbps Un-managed POE Ethernet Switch provides seamless network connection. It integrates 10/100/1000Mbps Ethernet network capabilities. These POE ports can automatically detect and supply power withthose IEEE 802.3bt (up to 90W) compliant Powered Devices (PDs). In this situation, the electrical power is transmitted along with data in one single cable allowing you to expand your network where there are no power lines or outlets, where you wish to fix devices such as APs, IP Cameras or IP Phones, IP Speakers , etc