Did you know that Athearn, Bachmann and other locomotive manufacturers have locomotives available with SoundTraxx decoders factory equipped? This means you don't have to worry about installing a decoder to access all of the features that SoundTraxx decoders have to offer. That's right these are not simplified or 'dumbed down' decoders. If a model says it is equipped with a Tsunami2 or an Econami decoder, you are getting the full featured version of that decoder. Now these decoders are not 100% t