The 1-Channel 4-in-1 Video over Gigabit Fiber Bundle Kit (Part number: VF-101G-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.
1-Channel 4-in-1 Video over Gigabit Fiber(ST) converter up to 20KM, a pair include Tx & Rx in package (TVI/CVI/AHD/CVBS)