Model Power
Diesel F7A - Sound & DCC Equipped, Lighted, Powered

Alaska Railraod
Walthers Part # 490-21661, p. 77 Walthers 2012 HO Scale Reference
HO scale, $179.98, not currently in stock at Walthers, Expected: Unknown

 
Includes a dual-mode sound and DCC decoder with 28 sounds and functions. Offers 10 sounds in DC mode using the supplied handheld controller.