Voice clones can copy how someone sounds from a short clip. They're weaker at how people actually talk: emotion, pauses and breathing. Remember: a stressed real person can sound odd too, so the safest move is always to hang up and call back on a number you know.
Obvious tells: bad hands, garbled text, melted backgrounds, scripted pitches.
Voicemail, 0:18, 'grandson' voice. Speaks in one long even stream with no breaths; the tone stays calm while describing an arrest.
Transcript: “Grandma, it's me. I'm in trouble, I was in an accident and they arrested me. I need you to send bail money today and please don't tell Mom, I'm so embarrassed. A lawyer will call you about the payment.”
Text description standing in for a curated audio clip.