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8 Hours – Spanish TTS Dataset with Native Castilian Accent

Spanish speech dataset for TTS
Spanish text to speech dataset
Spanish voice dataset for AI models
native Spanish accent dataset
Castilian Spanish TTS dataset
Spanish speech synthesis dataset

This dataset includes recordings from 2 native Spanish speakers with authentic Castilian accents. The phoneme coverage is balanced. Professional phonetician participates in the annotation. It precisely matches with the research and development needs of the speech synthesis.

Paid Datasets
This is a paid datasets for commercial use, research purpose and more. Licensed ready made datasets help jump-start AI projects.
SpecificationsSpecifications
Format
48,000Hz, 24bit, uncompressed wav, mono channel;
Recording environment
professional recording studio;
Recording content
customer service and general;
Speaker
spanish, 1 male and 1 female;
Annotation
word and phoneme transcription, four-level prosodic boundary annotation;
Device
microphone;
Language
spanish;
Application scenarios
speech synthesis.
Sample Sample
  • Audio

    Conoce todos nuestros perfiles en redes- sociales%. Podrás ver lo que- estamos- haciendo/ en cada uno de ellos%.k o0 . n o1 . T e0 / t o1 . D o0 s / n w0 e1 s . t r o0 s / p e0 r . f i1 . l e0 s / e0 n / rr e1 . D e0 s / s o0 . T j0 a1 . l e0 s / p o0 . D r a1 s / b e0 r / l o0 / k e0 / e0 s . t a1 . m o0 s / a0 . T j0 e1 n . d o0 / e0 n / k a1 . D a0 / u1 . n o0 / d e0 / e1 . L o0 s

  • Audio

    Nuestro plan internacional mensual/ no se puede usar- en países sin cobertura%, en cruceros/ o en- aviones%.n w0 e1 s . t r o0 / p l a0 n / i0 n . t e0 r . n a0 . T j0 o0 . n a1 l / m e0 n . s w0 a1 l / n o0 / s e0 / p w0 e1 . D e0 / u0 . s a1 r / e0 n / p a0 . i1 . s e0 s / s i0 n / k o0 . B e0 r . t u1 . r a0 / e0 n / k r u0 . T e1 . r o0 s / o0 / e0 n / a0 . B j0 o1 . n e0 s

  • Audio

    Para corregir algún dato de tu reserva%, puedes comunicarte con Violeta/ a través de la web%.p a1 . r a0 / k o0 . rr e0 . x i1 r / a0 l . G u1 n / d a1 . t o0 / d e0 / t u0 / rr e0 . s e1 r . B a0 / p w0 e1 . D e0 s / k o0 . m u0 . n i0 . k a1 r . t e0 / k o0 n / b j0 o0 . l e1 . t a0 / a0 / t r a0 . B e1 s / d e0 / l a0 / w e0 B

  • Audio

    El sombrero/ está hecho con materiales resistentes- al- agua% y se mantiene seco% incluso bajo una lluvia moderada%.e0 l / s o0 m . b r e1 . r o0 / e0 s . t a1 / e1 . tS o0 / k o0 n / m a0 . t e0 . r j0 a1 . l e0 s / rr e0 . s i0 s . t e1 n . t e0 s / a0 l / a1 . G w0 a0 / i0 / s e0 / m a0 n . t j0 e1 . n e0 / s e1 . k o0 / i0 n . k l u1 . s o0 / b a1 . x o0 / u1 . n a0 / L u1 . B j0 a0 / m o0 . D e0 . r a1 . D a0

  • Audio

    Si tu transacción fue rechazada%, por favor verifica con tu banco/ si se ha efectuado/ el descargo del dinero%.s i0 / t u0 / t r a0 n . s a0 k . T j0 o1 n / f w0 e0 / rr e0 . tS a0 . T a1 . D a0 / p o0 r / f a0 . B o1 r / b e0 . r i0 . f i1 . k a0 / k o0 n / t u0 / b a1 n . k o0 / s i0 / s e0 / a0 / e0 . f e0 k . t w0 a1 . D o0 / e0 l / d e0 s . k a1 r . G o0 / d e0 l / d i0 . n e1 . r o0

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Current Project Maturity

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Data & labeling experts with clear specifications

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What languages and voice characteristics are covered by Nexdata’s speech synthesis datasets?

Nexdata offers speech synthesis datasets covering a broad range of languages, dialects, accents, and voice types, supported by extensive global language resources. Our datasets include diverse speakers, speaking styles, emotions, and recording scenarios to support natural and expressive Text-to-Speech (TTS) model development.

Can Nexdata customize speech synthesis datasets for specific languages or requirements?

Yes. If our off-the-shelf TTS datasets do not fully meet your requirements, Nexdata provides flexible custom data collection, transcription, annotation, and quality control services. We can customize datasets based on target languages or dialects, speaker profiles, voice characteristics, emotions, speaking styles, recording environments, and data volume.

How does Nexdata ensure the quality and scalability of speech synthesis datasets?

Nexdata applies multi-stage quality control throughout voice data collection, transcription, annotation, and validation. Combined with our extensive language resources and scalable collection capabilities, we can support both large-scale multilingual TTS projects and specialized datasets for specific voices, accents, emotions, or speech scenarios.

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