Hello @Qa ! Welcome to Microsoft QnA! Please have a look here to set the correct parameters : https://techcommunity.microsoft.com/t5/ai-azure-ai-services-blog/introducing-more-multilingual-ai-voices-optimized-for/ba-p/4012832 https://learn.microsoft.com/en-us/azure/ai-services/speech-service/speech-synthesis-markup Kindly provide more feedback on how you are using the Voice , in your code or app!
It seems like a Speed issue more likely an encoder issue
Unless you can provide more details , kindly see the Documentation
I hope this helps!
Kindly mark the answer as Accepted and Upvote in case it helped!
Regards