GL500 Thunder only sound

Size of module is 1.5" w x 2.75" t
consist of voltage regulator and sound board
1 watt amplifier, & volume control screw
Will play 1 time or continuous looping until turned off
can be mounted in buildings, under the layout,
and some cases in RR cars
1 cycle is 26 seconds long
Speaker and push button must be parched separately
Power source can be
AC, DC, DCC track voltage
12 volt (PDC12) will run 6 modules and 2 LT modules
recommended wire is 24 or 22 ga wire (24red & 24black)