Model: The locomotives come with a digital decoder, controlled high-efficiency propulsion, headlights that can be turned on and off, and sound effects generators with several sound functions. 1 each express train passenger car 1st class and 2nd class as well as 1 dining car. 1 gondola, 1 stake car, 1 tank car, and 1 bulk freight car. Train lengths 101.2 cm / 39-13/16" and 84.9 cm / 33-7/16". Contents: 14 no. 24130 curved track, 9 each no. 24188 and no. 24172 straight track, 1 pair of 24671 and 24672 curved turnouts. 60 VA transformer. Mobile Station digital controller. Hardware for connections. Illustrated instruction book with many tips and ideas. This set can be expanded with the C Track extension sets and with the entire C Track program. The turnouts can be retrofitted with the 74490 electric mechanism.