Application: IP Telephones, Wireless Network Access Points, Blue Tooth Access Point IP Print Servers, Security Camera, etc. Item: 48V 2A PoE Injector Input Rated Voltage : 100Vac~240Vac Input Frequency Range: 47Hz~63Hz Input Inrush Current: 1.3A max Efficiency: 87%(MIN)at Rated Voltage, level VI Ripple and Noise: