Easily avoid duplicate wiringOnly one network cable can transmit three camera signals,No wiring is required to increase points in the later period, and the constructiond is simple and cost-saving. Intelligent detection does not burn equipmentPD detection function of standard PSE protocol automatically identifies the power receiving equipment. If it does not meet the requirements, the power supply will be stopped or the non-power receiving equipment will only retain the data exchange function of the network switch. Industrial design aluminum alloy housingThe strength of the body solid shell, heat dissipation more Canon to adapt to more harsh environments, to ensure the stability of the transmission Colour:Black Material:Aluminum Alloy Package Contents: 1 x PoE Extender(Due to different product batches, the appearance may vary, which does not affect the use)