Manufacturer supply directly with two-year warranty and unlimited technical support, Wall mounted with mounting hole or placed on desk. Connect with normal switch to exchange data, provide sustained and stable power through Cat5e/Cat6 cable to remote PD, effective distance is 100meters(109yd). Support transmission rate of 10/100/1000Mbps(Gigabit), protect output against over voltage, over current, short circuit.Low power devices receive only the power they need. UL SAA PSE BIS CE CB Certification, all material used are Rohs compliant, complies to IEEE802.3af/at,PoE++ standard. Build-in detection chip inside,which will detect and classify PD before powering it(Active PoE),Protection of non-standard devices.