Recently bought a GP7 from Bachmann. It has DCC but no sound. How do I install sound?
http://www.bachmanntrains.com/home-usa/board/index.php/topic,27726.0.html
Click Here (http://www.soundtraxx.com/choose/step1.php?s=HO-Bachmann) to locate link to current SoundTraxx decoder and speaker info for GP7.