The SW804P is an 8-port 10/100Mbps Ethernet Switch with 4 ports supporting Power over Ethernet(PoE). All these four ports can detect connected devices automatically and deliver power & data to all IEEE 802.3af compliant PoE-powered devices through one Ethernet cable. SW804P supports plug-and-play and can also be simply connected to a server, a hub, or a switch using a straight cable or crossover cable.