Outdoor handheld megaphone publicity loudspeaker speaker

Details:
120-second recording is played in loop.
Let me give you two minutes and record everything you want to say.
Support external audio source, a portable speaker.
It is a high-performance megaphone,
It is also a high-end and atmospheric work of art in life.
Feature: Propaganda, 120-second recording loop playback, external receiver microphone propaganda.