SLW Class 25 DCC Sound upgrade kit
To upgrade your DC (analogue) SLW loco to full DCC sound specification. Comprises a MS450 PluX22e sound decoder pre-loaded with our bespoke Class 25 sound project, two SLW ‘Dumbo’ speakers with wired 2-way JST sockets (for direct fit to the PCB mounted plugs)
Note: This kit is not compatible with any other model.