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Spontaneous IVR

Spanish Speech Data - Spontaneous IVR

Banking Insurance Retail Telecommunication
per 1 hour 495 hours
Version Number
Published date
Mar 22, 2021
Audio demo Audio clips from the dataset that you can listen to.

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Use case(s)

call centre, conversational AI, IVR

Model Applications

Acoustic Modelling, ASR Testing, Benchmarking

Packaging description

A zip file containing metadata files in tsv format and a folder with all the audio files
This dataset contains 495 hours of Spanish Spontaneous IVR data, recorded from speakers in Spain.


Agreement defining the data being licensed, including the usage, manner, and frequency in which data will be provided or updated.

Data source


Seller Name


Dataset details


Domain Banking, Insurance, Retail, Telecommunication
Total recordings 49911
File size 10.24GB
Hours 495
Word error rate (%) 3.6%
Average amount of recordings per speaker 648.19


Locale The language(s) and country(s) applicable to the speakers in the dataset. es-es
Language Spanish
Country Spain
Female | Male | Unspecified View on chart 66% | 34% | 0%
Age View on chart 19-63
Accent(s) View on chart Andalucía, Aragón, Cantabria, Castilla y León, Castilla-La Mancha, Cataluña, Comunidad de Madrid, Comunidad Valenciana, Galicia, Islas Baleares, Islas Canarias, Navarra, País Vasco, Principado de Asturias, Región de Murcia

Audio Details

Words 1550296
Recording environment noisy, silent
Audio format WAV
Bits per sample 8
Device type mobile
Communication band narrowband
Sample rate 8kHz

Details on charts

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