Enjoy the benefits of command control with these sets. Command control allows you to control each locomotive individually just like the real thing! Each includes a ′DCC On Board′ DCC decoder-equipped locomotive, E-Z Command control center w/wall pack and simple plug-in wiring, rolling stock, E-Z Track(R) and accessories. Locos and cars come equipped with E-Z Mate(R) knuckle couplers. Locos are compatible with other DCC compliant command control systems and other decoder-equipped engines can be controlled with E-Z Command, making these sets ideal for expansion. Conventional DC locomotives and power packs cannot be used with these sets. This action-packed set includes two powered DCC-equipped locomotives for two-loco operation. Included are EMD GP40, and EMD FT-A locomotives with operating headlights, plug-door box car, open quad hopper, extended-vision caboose, 56 x 38′ oval of E-Z Track with one manual turnout and track for a siding with bumper, under-track magnetic uncoupler with brakeman figure, complete E-Z Command instruction video DVD and an illustrated instruction manual.WARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov