Source google image: https://www.zubikes.com/21560-thickbox_default/faisceau-electrique-12v-type-1-pour-t-rex-skyteam.jpg
Schema electrique telephone portable
Source google image: https://www.zubikes.com/21560-thickbox_default/faisceau-electrique-12v-type-1-pour-t-rex-skyteam.jpg