
3D models of megaphones and acoustic horns
The collection gathers 3D models of megaphones, bullhorns and related sound-amplifying shapes. You will find handheld horns, acoustic phone amplifiers and decorative or prop versions prepared as STL files for 3D printing. It helps you compare how each design handles size, assembly and sound projection before you choose one. Polyzon does not confirm whether models are free, their price, license, official status, affiliation, safety or fitness. Check the current terms at the source.
Esta colección está escrita en inglés, pero la búsqueda funciona en cualquier idioma.
Cómo se elabora esta colección
Polyzon reúne esta colección a partir de los resultados de búsqueda de las plataformas conectadas. Se eliminan los duplicados y los modelos sin vista previa, las coincidencias débiles van al final y el resto mantiene el orden de la búsqueda. Los modelos pertenecen a sus autores: consulta las condiciones en la página de cada modelo.
Criterios de selección: el equipo editorial de Polyzon · Texto actualizado el 14/10/2026
Por dónde empezar
Todos los modelos de esta colección

“A Voice That Must Be Heard”

Kaloob Megaphone

Megaphone

宝可梦 Mega巨沼怪(分件打印,无需AMS,10CM)

Pop Divas
"Megaphone" MP3 player

Megaphone

Acoustic Megaphone

Movie producer dog

iPad megaphone

Acoustic Megaphone

Cheer Megaphone PomPom Bag Tag

Olivia Rodrigo

Cheerleader megaphone

Megaphone / Bullhorn

minion bee do

Megaphone

Modern Telescopic Phone Amplifier

MegaPhone Compact

Brick after a week at Grandma’s - LEGO-like Megaphone / Blaster / Loudhailer 4349 (1500% Scale)

Cheerleader Megaphone

sound amplifier for all smartphones

Megaphone

Siren/megaphone revamp to Alarm Siren

Cheer! Megaphone NFC Keychain

amplificador parlante

Megaphone Siren

Large phone, megaphone speaker / amplifier

Customizable Name Cheer Megaphone Keychain

Phone stand with sound amplifier

Megaphone

DUMMY13, Megaphone v1.0

Cheer Keychain - Customizable Name and colors

Acoustic Horn - Passive Smartphone Amplifier

Megaphone

🕬 Megaphone / Horn 🕬

Customisable passive speaker for on-the-go

Microphone Trophy Statue On Pedestal Singing Voice Award

Megaphone

Bracket to fix the megaphone

Megaphone Flexi

Microphone set (1:18 scale)
«3D models of megaphones and acoustic horns»
Models in this topic range from simple handheld megaphones and bullhorns to acoustic amplifiers that use a phone or tablet as the sound source. Some are designed as single-piece shapes, while others are split into parts for assembly or include moving elements such as a handle or trigger. There are also novelty and prop versions, including cheer-style horns, blaster-like shells and small tags or charms that borrow the megaphone silhouette.
When choosing a model, look at the dimensions and scale first, because a desk-sized amplifier and a wearable prop need different print volumes. Check how many parts are included, whether the author shows an assembly order, and whether supports are needed for overhangs. The material and settings listed on the model page also matter, especially for thin walls or parts that must fit together.
To refine the search, try synonyms such as bullhorn, loudhailer, acoustic horn, voice amplifier or phone amplifier. Related terms like cheer horn, sound reflector, prop blaster and speaker horn can surface models that use the same shape for a different purpose. If you want a specific use, combine those words with the device or setting you have in mind, such as smartphone, cosplay or desk.
Preguntas frecuentes
What types of megaphone models can I find for 3D printing?
Do megaphone models actually amplify sound?
What should I check before printing a megaphone STL?
How can I find more models like a megaphone?
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