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Loud Speaker 20mm - 100 Ohm, round, with sound chamber
LokSound decoders are supplied complete with 0.91’’ speaker & matching sound chamber. The speaker, the sound chamber and the LokSound decoder are calibrated to guarantee a perfect sound experience. Please use only ESU speakers with your LokSound decoders. LokSoundXL decoders come without speakers and have to be fitted with the one best suited to your model.