Power over Ethernet Injector 12V TO 18V 1, Spec: Passive POE (Power Over ... adapter, uses unused pairs of 100baseT network cable to transmit power to remote device2), Pinout: DC jack center positive, 2 ... pins 7,8 = negative.3), voltage IS 12V TO 18V4), Efficiency - DC-DC converter is required for 802 ... 12 workingdays , shipping time is around 3or 5days to most countries by air. Accept TT payment , Paypal ...