New from TCS, each WOWKit is a total DCC sound conversion solution which includes all of the components necessary to convert your engine to WOWSound with a built-in Keep-Alive™. The WOWKit WDK-ATH-7 is specifically for these Athearn Genesis Locomotives: EMD MP 15AC Purchasing these various items in a single kit provides you an economical price and assures you'll have everything you need for your install. This WOWKit makes for a simple and easy installation so organized and clean it makes everyone look like a professional! Each WOWKit has up-to-date installation pictures on the TCSDCC.com web site which will guide you confidently through the installation process. Included in this WOWKit: 1x WOW121-Diesel Decoder 1x IB-MB1-NC WOWMotherboard with a built-in Keep-Alive™ 1x 25mm x 14mm WOWSpeaker 1x UNIV-SH4-C WOWSpeaker Enclosure 1x VR1.5 Voltage Regulatorg *A Soldering Iron, Solder, and Tape (for mounting) are required for installation, but are NOT included.