# long-range acoustic device

> acoustic hailing device

**Wikidata**: [Q1927571](https://www.wikidata.org/wiki/Q1927571)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Long-range_acoustic_device)  
**Source**: https://4ort.xyz/entity/long-range-acoustic-device


## References

1. Freebase Data Dumps. 2013