External network socket of Central, single with RJ45 port of type Cat5 in white color. It is the most common type of socket for connecting ethernet cables as it has 8 wires, unlike RJ11 sockets which have 4. For this reason, an RJ45 cable cannot be connected to an RJ11 socket, but the opposite is possible. It is compatible with Cat5 ethernet cables which have a bandwidth of 100 Mbps. This means that they can, for example, transfer 10GB in 800 seconds.