Listen to the sound clip Alex? from Sir David Attenborough (Old) TTS Computer AI Voice: Alex? Alex? This sound is from Sir David Attenborough (Old) TTS Computer AI Voice Type your text and hear it in the voice of Sir David Attenborough (New) by vegito1089. Look for 'Sir David Attenborough (Version 2.0 Best) TTS Computer AI Voice' for the highest quality. Go to the full soundboardwith more sound clips Search