Saves time & money by delivering data & power via existing network cables; IEEE 802.3at compliant (PoE+); Power output of up to 30W; Distance support up to 328 ft; Supports all IEEE 802.3at- & IEEE 802.3af-compliant PoE devices, wireless LAN access points & bridges, VoIP telephones & IP surveillance cameras); Supports IEEE 802.3at/af detection & short-circuit, overload & high-voltage protection; Internal power supply; Fanless design ideal for silent operation; UL & CE approved; 3-year warranty;