This RJ22 4-pin Right-angle Female Connector is usually the standard receptacle for telephone headsets and handsets but can easily be repurposed for all kinds of 4 conductor applications.
These Molex brand connectors are made with a solid black plastic housing. They are ideal for PCB mounting as they are of the through-hole, right-angle mounting type.
Looking for the other side of the connection? We have the mating RJ22 Male plug available as well. The male plug page contains more detailed specifications.