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Bht

This is an App (in French) allows some control over street lights.
The system is manufacture by BH-Technologies for many French municipalities. It provides a system to turn on/off streetlights via a radio signal in the 31~32MHz, only works in France.

Some information on BHT system is available on publicly available commercial brochures at www.bh-technologies.com/public-lighting-references-street-lighting-case-studies/

Xy/EP is a Remote streetlight management protocol only seen in some European cities.