Features:Passive PoE-means that input and output voltage are equal.Transforms Non PoE devices to PoE enabled.Supports 5V， 12V， 24V， 48V.Power supply required for power input - simply use the power supply (wall transformer) that is provided with the device you are trying to power.PoE injector and splitter kit with 5.5 * 2.1 mm DC jack / plug.Use with IP security camera， wireless access point and other devicesUse with IP security camera， wireless access point and other devicesCan work up to30-40 metres/100-130ft (depending on the quality of the cable and the power draw of the device).Specifications:Color: Black， White(Optional)Material: PlasticInjector: RJ45 Male + Power In to RJ45 FemaleSplitter: RJ45 Female to RJ45 Male + Power OutSupports: 5V， 12V， 24V， 48VPower plug / jack: 2.1 * 5.5mm / 0.9 * 2.2inPower Pins: 4，5 + and 7，8Length:18cm / 6.9inTransmission distance: 30-40 m / 100-130 ftApplication: WLAN， routers， switches， internet telephony， security monitoring etcProduct size: 18 * 2.2 * 2.2cm / 7.0 * 0.9 * 0.9inProduct weight: 55g / 1.96ozPackage size: 25 * 9 * 2.2cm / 10 * 3.5 * 0.9inPackage weight: 56g / 1.97ozPackage List:1 * PoE injector cable1 * PoE splitter cable