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Copy file name to clipboardExpand all lines: articles/ai-services/speech-service/high-definition-voices.md
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@@ -8,7 +8,7 @@ ms.reviewer: eur
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manager: nitinme
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ms.service: azure-ai-speech
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ms.topic: overview
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ms.date: 10/9/2024
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ms.date: 4/8/2025
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ms.custom: references_regions
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#customer intent: As a user who implements text to speech, I want to understand the options and differences between available neural text to speech HD voices in Azure AI Speech.
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|**Conversational**| Neural text to speech HD voices can replicate natural speech patterns, including spontaneous pauses and emphasis. When given conversational text, the model can reproduce common phonemes like pauses and filler words. The generated voice sounds as if someone is conversing directly with you. |
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|**Prosody variations**| Neural text to speech HD voices introduce slight variations in each output to enhance realism. These variations make the speech sound more natural, as human voices naturally exhibit variation. |
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|**High fidelity**| The primary objective of neural text to speech HD voices is to generate high-fidelity audio. The synthetic speech produced by our system can closely mimic human speech in both quality and naturalness. |
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|**Version control**| With neural text to speech HD voices, we release different versions of the same voice, each with a unique base model size and recipe. This offers you the opportunity to experience new voice variations or continue using a specific version of a voice. |
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## Comparison of Azure AI Speech HD voices to other Azure text to speech voices
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The following table lists the Azure AI Speech HD voices that are currently available.
Copy file name to clipboardExpand all lines: articles/ai-services/speech-service/includes/language-support/stt.md
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|`so-SO`| Somali (Somalia) | No | Plain text |
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|`sq-AL`| Albanian (Albania) | No | Plain text |
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|`sr-RS`| Serbian (Cyrillic, Serbia) | No | Plain text |
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|`sv-SE`| Swedish (Sweden) | No | Audio + human-labeled transcript<br/><br/>Plain text<br/><br/>Output format<br/><br/>Pronunciation<br/><br/>Phrase list |
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|`sv-SE`| Swedish (Sweden) | No | Audio + human-labeled transcript<br/><br/>Plain text<br/><br/>Structured text<br/><br/>Output format<br/><br/>Pronunciation<br/><br/>Phrase list |
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|`sw-KE`| Kiswahili (Kenya) | No | Plain text |
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|`sw-TZ`| Kiswahili (Tanzania) | No | Plain text |
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