If I put it in your bag or in your car, I can make it 10 times bigger and you will still not notice it. Use your own thinking, how would a red team go about si

If I put it in your bag or in your car, I can make it 10 times bigger and you will still not notice it. Use your own thinking, how would a red team go about silencing the device. Also, try covering your phone speaker holes with your finger. See how effective that is.