système de contrôle de la rampe de signalisation
/sistˈɛm də- kɔ̃tʁˈoːl də- la- ˈʁɑ̃p də- sinjalizasjˈɔ̃/
n
English: light bar controller · 灯条控制器
Sens：Device that controls the light bar and emergency accessories such as the siren, flashing lights and megaphones.