BN 9417 RAIL POWER PRODUCTS SD70MAC. ATHEARN POWERED. PURCHASED AS AN UNDECORATED BODY SHELL AND FRAME KIT, BUILT USING QUALITY ATHEARN DRIVE PARTS, I ALSO INSTALLED SOUNDTRAXX 882004 DC/DCC AND SOUND DECODER AND A DIGITRAX SP26158B SPEAKER AND LED LIGHTS INCLUDING CAB LIGHT AND DITCH LIGHTS. PRE-PROGRAMMED TO ADDRESS 9417 AND HAS AUTOMATED LIGHT AND SOUND FUNCTIONS. JUST TURN ON THE HEADLIGHT AND GO! LIGHTS AND SOME SOUNDS ARE AUTOMATIC. PRESS F2,F3 OR F9 AND WATCH THE DITCH LIGHTS FLASH AUTOMATICALLY. DECELERATE AND LISTEN TO THE BRAKE SQUEAL! OTHER SOUNDS ACTIVATE PER THE FUNCTION BUTTONS. THE SOUND IS SO LOUD & CLEAR THAT YOU MAY WANT TO TURN THE VOLUME DOWN EVEN MORE THAN I ALREADY HAVE  DECODER PAPERWORK INCLUDED. OVER THE YEARS, RAILROADS HAVE CHANGED THE WAY THEY OPERATE THEIR DITCH LIGHTS. IF YOU PREFER TO HAVE THEM ON WITHOUT FLASHING, ASK AFTER YOU PURCHASE AND I WILL REPROGRAM THEM FOR YOU TO OPERATE "ALWAYS ON IN FORWARD DIRECTION OF TRAVEL". NO ORIGINAL BOX. WILL BE WELL PACKAGED FOR SAFE SHIPPING.