The AmpliVox Safety Strobe megaphone is no ordinary megaphone, it provides six different ways to communicate: 1. Live Voice, use it for projecting a live voice up to 100 yards 2. Recorded Voice, use it to record a voice or sound and then project it. 3. It has a siren. 4. It has a whistle 5. It includes a flashlight 6. It has a flashing strobe light