The 4-Channel Video over Fiber Bundled Kit (Part number: VF-402-KIT) from Planet is a Media Converters. Media converter is a network device that converts communication protocols form one cable type to another type. This type of equipment is usually used in pairs to insert a fiber segment into copper networks.
4-Channel 4-in-1 Video over Fiber(FC) converter up to 20KM, a pair include Tx & Rx in package (TVI/CVI/AHD/CVBS)