8 pin Loksound 5 sound decoder to suit the OO Heljan Class 23.
Supplied with our recommended sound from one of our suppliers or you can select 'other' from the drop down menu if you would like the sound of a specific provider. You can add a note on the checkout page to let us know who's sound to use.
Choose either the standard sugarcube speaker kit or a FREE speaker upgrade from the list. We recommend the 25x25x7mm speaker in the tanks.