What do the different connectors of my IP camera correspond to?

Depending on the IP Camera models, in addition to the RJ45, you can find several connectors on the back of your camera.

2 examples : 

Most of the time, a small label is positioned for each connector to specify their function : 

- DC 12V : PFor power supply

- Audio IN : Audio Input (female RCA type) - Possibility to add an additional Audio device (Such as : Microphone)

- Audio OUT : Audio Output (Female RCA type) - Possibility to add an additional Audio output device  (example : Speaker)

- Alarm IN / OUT : Alarm input / Output (Terminal block with dry contact) - Example : Use a door contact as Input and activate a siren as output)

- Mini bouton poussoir : Pour effectuer un Reset Caméra (selon le modèle)