Fast and Silent BLHeli_32 ESC startup - Startup music - YouTube
4 IN 1 ESC stopped working (ESCS 2 and 4 don't show up in BLHELI suite, and they don't make their startup tones when I plug in a battery. Pls help : r/Multicopter
BLHeli_S Startup tones | Tuto Community - YouTube
ESC init tones out of sync with bidirectional DShot enabled · Issue #9103 · betaflight/betaflight · GitHub
How To Add Musical Startup Tones To BLHeli 32 ESCs - YouTube