21 pin Loksound 5 sound decoderto suit the Heljan 128DPU

Supplied with Our recommendedsound from one of our providers or you can select ‘other’ from the drop down menu if youwould like the sound ofa specific provider.You can add a note on the checkout page to let us know who’s sound to use.

Choose eitherthe standard sugarcube speaker kit or a FREE speaker upgrade from thelist. We recommend the26x14x7mmbass enhanced speaker.