Tap Enable Audio to allow microphone access. On iOS, do this first so we can enumerate input devices.
Monitoring is optional (OFF by default to avoid feedback). Swipe left/right to change preset, tap to advance.
Input
Output
Blend Mode
HTTPS recommended (device names & better permissions). From file://, iOS exposes a single default mic.
Tap to advance • Swipe to switch • Two-finger tap hides UI • ← → Arrow keys navigate • R to recenter • Cmd/Ctrl+Click presets to multi-select