Durable sound amplifier built from sturdy materials for reliable daily use as a portable megaphone Megaphone with builtin mic ideal for tour guides, market vendors and on site presenters; compact and lightweight for easy handling Foldable megaphone speaker with a convenient design that makes it easier to carry and store; small megaphone for everyday use Portable megaphone speaker with alarm function; doubles as a voice amplifier and a recording tool; portable bullhorn for versatile performance Use scenarios Outdoor tours and public events where clear voice projection is needed in crowded environments Street markets, demonstrations or lineups where attracting attention and communicating messages efficiently is important Indoor or outdoor gatherings such as school activities, sports events or safety briefings where quick announcements and temporary recording are useful