SPVD- 4 channel power video shairng device-surveillance improving-long distance one line transmitting

 SPVD (power video sharing device) is a new type of transmission with video power in one line, thoroughly change the traditional way of video power sharing two cables in the security industry, specially solve the difficulty of front-end independent power -supply in security system and real-time transmission image of closer.Including the strong anti-jamming capability, transmission remote distance , convenient installation and so on.This product transmits image by a single cable, also supply power for cameras, savings of wire, manpower and material resources ; extensively apply to system innovation and new system construction project ;is a new patent products of green environmental protection and energy saving.