Manufacturer: Digitrax SP13138 Round 13mm 8 Ohm Speaker with wires
SP10188 Small Oval 10mm x 18mm 8 Ohm Speaker with wires.
Fits many N & HO Scale installations.
Used on current production SDN144A0, SDN144A1 & SDN144PS sound decoders.
Digitrax recommends use of a baffle or speaker surround to maximize sound output.
SP28288 - Round 28mm 8 Ohm Speaker with wires.
Great for HO installations.
Digitrax recommends the use of a baffle or speaker enclosure with this speaker for maximum sound output.