Vintage Hornby Railways sound unit controller with steam whistle and diesel horn functions. Marked Made in Hong Kong on the underside. Condition: Good used condition overall Some cosmetic marks and wear from age Untested – sold as seen All wires present Tape residue on the back (not a hole or structural damage – see photos) Functionality: Not tested due to lack of setup Sold as seen Details: Steam whistle & diesel horn buttons Speed and volume controls Input marked 15v AC No box or instructions included.
