The Bachmann 4-6-0 Ten Wheeler is DCC and sound-ready. This detailed model features an advanced nonproprietary plug-and-play circuit board to accommodate the control system of your choice, including conventional DC power, NMRA/NEM DCC or RC operation. Equipped with factory-installed speakers, it is ready for the addition of plug-and-play prototypical sound decoders. A plug-and-play sound module is available separately for sound-on-board performance. The 4-6-0 also features metal gears, revised tender, operating headlight, smoke, metal siderods, separate piping and all metal handrails. It comes equipped with working knuckle couplers.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