transmit from prop to audio track

So i have made a prop bomb and i need to transmit to an audio track, i have thought of a few ideas but i want the simplest option.

I need something small the the arduino can just power from a pin, or to a relay allowing all 12v to the device which will transmit. then on the other end to play the audio track to a PA system.

Either i want it to transmit the sound itself or to just turn on the audio track on the other end, i need it cheap and simple... any ideas?

  1. You need to distinguish between a stage prop(erty) and a prop(ellor) in this forum as we get questions on both.
  2. You haven't made it clear how and when you want the Arduino to transmit.
  3. You haven't made it clear where this audio track will be stored.
  4. You haven't made it clear what device is transmitting and what it's transmitting to.
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  5. etc.
    I suggest you read the "How to post to the forum" sticky post at the top of the subjects list and try again.

So an arduino on each end - wireless? simple 433 MHz Tx and Rx units.
When Rx gets the command, it plays a track from an MP3 module such as one of these.