![Hornby R8103 TTS Sound Decoder: Class 47](http://youngstersworld.com/cdn/shop/products/tts_1_1_{width}x.jpg?v=1587196671)
Hornby R8103 TTS Sound Decoder: Class 47
he Hornby Twin Track Sound (TTS) 8-pin decoder provides superior DCC control over that of the standard R8249 decoder, as well as offering a number of realistic sound functions specific to the Class 47 locomotive.