Connectors are used to join subsections of circuits together. Usually, a connector is used where it may be desirable to disconnect the subsections at some future time: power inputs, peripheral connections, or boards that may need to be replaced. The gender of a connector refers to whether it plugs in or is plugged into and is typically male or female, Most connectors can only be connected in one orientation. This trait is called polarity, and connectors that have some means to prevent them from being connected wrong are said to be polarized.
The connector can be crimped/soldered to standard wire cables and used for -
1x Aviation Military Cable connector 8 Pin Male/Female