Large air-raid siren on a metal frame allowing maximum volume with minimal effort. For use by Fire Departments, construction sites, public buildings etc. Easily transported with the handle and detachable frame.
- Sound pressure level (1 m): 120 db +/- 2
- Audio frequency: 600 Hz 20 Hz +/-
- Dimensions with stand: 28.5 x 50 x 38 cm
- Material: Aluminum
- Colour: olive
- Weight: 9 Kg