100 and High Quality product.
This item is a adapter that use the coaxial cable convert to Camera CCTV BNC twisted-pair. With no Balun.
The coaxial cable have a better capacity of resisting disturbance, good transmission qualityenergy savinghigh reliabilityeasy to assemble and low costs.
At distances up to 50m,its capacity of resisting disturbance is equal to the the device with Balun.And it is more costs saving.
It is a best choice for the short line equipment.
No power required.
100 X Connector