Get the best GE sounds on the market for the models you love. Recently updated Tsunami2 Digital Sound Decoders faithfully reproduce GEís most iconic sounds and locomotive specific features, including:

Buy your models without sound or easily replace the factory installed decoder with a TSU-21PNEM for the best results. Donít settle for less, get the most full featured sound effects for your models!

New GE Features:

  • GEVO G12 Tier 4
  • Prime Mover Pitch Shift
  • Updated GE Dynamic Braking Effects
  • Electronic Air Dryer



Welcome to SoundTraxx

SoundTraxx brings new dimensions in digital sound technology to your model railroad. Regardless of your scale or prototype, we have a sound system for you!

If you are unfamiliar with our products, we recommend you visit Choosing the Right Sound System first.


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Digital Sound Decoders
DCC Mobile Decoders
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