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SoundTraxx brings more FUN to your model railroad through the magic of sound! Regardless of your scale or prototype, we have a sound system for you! We manufacture all of our digital sound decoders in the USA, right here in Durango, Colorado. Our professional sound engineers record and edit our sound files and test our decoders multiple times before we ship to ensure top quality.

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Trainfest Raffle Winner

Our first Trainfest raffle winner did not respond. Next in line is ticket number: 325113. You have until Friday 11/14/25 to email a photo of your ticket stub to smarketing@soundtraxx.com and claim your prize!

New To SoundTraxx?

Model railroading is more than just a hobby — it’s a community of people who love bringing trains to life in miniature. At SoundTraxx, we are proud to be part of that community, with a team that includes lifelong model railroaders and close relationships with real railroaders, too.

We design top-notch products that add sound, lighting, and realistic features to your models, and we back it up with customer support that’s here to help you every step of the way. Whether you’re just starting out or growing your layout, SoundTraxx is here to make your railroad run better than ever.

SoundTraxx Product Lines:

We carry a wide range of products to help you get the most out of every installation!

Imagine a world where your model trains come to life with the most realistic and immersive sound experience.
Blunami is a cutting-edge decoder that opens the door to customized operation and more fun. 

Run your trains with your favorite DCC command station, use the Blunami App, or ditch track power altogether with onboard battery power. Run your trains your way with Blunami!

It's not just a decoder; it's a symphony of sound packed into a tiny package. 

Blunami Board Formats:

The FREE Blunami App is available for both Android and Apple devices! More fun is just a tap away!

SoundBytes: Train Talk from Milepost 141

SoundTraxx Resources:

We offer a wide range of sounds grouped into profiles by locomotive type.  To find the right match for your model, use our Sound Selection References, which provide a comprehensive list of available sounds in each profile.

Sound Selection Reference Documents

Popular SoundTraxx Products:

Model railroading is fun, and with today's technology, it can be even more fun. Understanding how to use our awesome features will make your operating sessions extremely realistic. To this end, we post new videos every week to help you learn how to get the most out of your SoundTraxx Products. Learn More!