The network cables come in different lengths with connectors at both ends. The extension of the type number indicates the length of the cable. The LBB 4416/00 comes without connectors. The connectors (LBB 4417/00) are available for it separately.LBB 4416 /01 /02 /05 /10 /20 /50These are special cables with two plastic fibers for data communication and two copper cores for the power supply.The cables all have the network connectors fitted. They connect the network controller to power amplifiers, audio expanders, call stations etc.LBB 4416/00This is a special cable with two plastic fibers for data communication and two copper cores for the power supply.The cable is 100 meters long, and comes without network connectors. LBB 4417/00 connectors are fitted after the cable has been cut to the required length. It connects the network controller to power amplifiers, audio expanders, call stations etc.