MTRONIKS DIGISOUND
WATERPROOF SOUND SYSTEM
REALISTIC DIGITAL QUAITY SOUND
SMALL DIESEL TUG SOUND
LARGE MULTI-CYLINDER DIESEL SOUND 
NAPIER DELTA DIESEL SOUND
The digiSOUND5m marine sound module from Mtroniks Ltd. It is the worlds first 100% waterproof, plug n play sound module designed to take the hassle out of giving your model a realistic sound!
The sound module requires NO programming or set up, it comes with a realistic sound pre-installed leaving just the installation to complete before you can get under way!
The unit comes complete with built in amplifier, wiring loom and even a 75.0mm diameter waterproof speaker!
You simply install the unit in your model and go!
The digiSOUND sound module for model boats will operate between 6.0 and 12.0V