The LokSound by ESU Adaptor Board for LokSound L Select and V4.0 provides the suitable connections for your LokSound L V4.0 decoder with pin connections. The decoder can be plugged directly into the socket terminal strip. All functions of the locomotive can be wired to soldering pads on the adapter board. Thus wiring is a breeze and, if necessary, the decoder can easily be exchanged. The adapter board is fixed with screws to the model.