LokSound By ESU
LokSound V3.5 Decoder - Diesel; ALCO 244

12 Cylinder, Turbo Charged, WABCO A-2 Airhorn
Walthers Part # 397-72400, p. 821 Walthers 2010 HO Scale Reference
HO scale, $167.00, currently in stock at Walthers

 
Bring new life into your roster with these decoders combining a full range of DCC operation with a programmable sound module and speaker. Sounds from a variety of actual steam, diesel and electric locos are available with more planned for future release.