ElevenLabs Voice Changer Transform the voice in an audio recording into a different target voice. Voice Changer (previously called Speech-to-Speech — the API endpoint and SDK methods still use the / name) keeps the original performance — emotion, pacing, intonation, breaths, whispers, laughs, cries — and only swaps who is speaking. Setup: See Installation Guide. For JavaScript, use packages only. Key Facts - Maximum input length: 5 minutes per request — split longer recordings into chunks and stitch the outputs. - Maximum file size: 50 MB per request — compress to MP3 if your source is larger…