This is a Gas/Diesel Engine Sound System.|
You can choose gas or diesel sound
Can be used with cars, trucks, or boats
Sound is synchronized with actual speed of vehicle
One 4" speaker
One control unit
One servo activated micro switch
One circuit board
There is 12" of wire between the speaker and the circuit board. From
the circuit board there are three series of wires. One set goes to
power source(12"), one set leads to the servo activated micro
switch (11"). The final set lead to the control unit(aka sensor
board) from which an additional set of wires attach to motor(24").
The power input to operate the sound device is 6 to 14.4 volts.