AE&T offers a choice of two ranges:
- of electronic design Siralert has a sound power of
136 dB with 1m and can diffuse 32 sounds. It is compact and light
(25 kg). It can emit its national of alarm (PPI/POI).

- sirens AT3 and AT4 are with turbine, have a power of 140
to 144 dB with 1m and are omnidirectional.