u/Hopeful-Positive8624

Anyone know what the buzzy sound heard at the beginning of these songs is?
Thanks.

https://youtu.be/iOHMIWpyqfo?si=k9d4lebm4BfRLbWr

https://youtu.be/JI5LSvm6PjE?si=GiKYeaeL3KkElpn8

https://youtu.be/qN9IK7e9tEQ?si=kY\_yXYJHLtnQ4uIO