Digitrax has added 2 new sound decoders for Atlas N scale locomotives.

SDN144A0 fits Atlas 4 axle diesels using the medium length board such as the GP38, GP40 etc. Comes preloaded with selectable sounds for GP38 or C420. User can download new sounds using Digitrax PR3 Programmer.

SDN144A1 fits Atlas 6 axle diesels using the long length board such as the SD60. Comes preloaded with selectable sounds for SD60/SD40. User can download new sounds using Digitrax PR3 Programmer.