In-car speech
Cabin audio recorded at speed with road, wiper and HVAC noise present.
Overview
Speech recorded inside moving vehicles across speed bands and road surfaces, with windows open and closed, HVAC on and off. Microphone position is recorded per session so the set supports array as well as single-mic training.
Specification
- Format
- WAV, 16 kHz multi-channel
- Speeds
- 0, 40, 80, 110 km/h
- Positions
- Driver, passenger, rear
- Conditions
- Windows, HVAC, wipers
Sample
Illustrative sample. It shows the structure, fields and metadata of this dataset with invented values, not real recordings or records. A real sample pack is sent on request.
| file | duration_s | language | speaker_id | age_band | gender | device | environment | content_note | consent_ref |
|---|---|---|---|---|---|---|---|---|---|
| sample_0001.wav | 6.8 | en-IN | spk_0310 | 18-25 | female | Android mid-range phone | Quiet room | Caller asks about the status of a delayed payment | consent_02100 |
| sample_0002.wav | 11.2 | en-IN | spk_0317 | 26-35 | male | Android budget phone | Street, light traffic | Agent verifies identity and explains the next step | consent_02101 |
| sample_0003.wav | 8.4 | en-IN | spk_0324 | 36-45 | female | iPhone | Office, background talk | Speaker switches language mid-sentence to name a product | consent_02102 |
| sample_0004.wav | 14.9 | en-IN | spk_0331 | 46-60 | male | Android mid-range phone | Vehicle, windows up | Customer reports a network problem at home | consent_02103 |
| sample_0005.wav | 3.1 | en-IN | spk_0338 | 26-35 | female | Laptop microphone | Home, TV on | Short voice command with a number in it | consent_02104 |
Quality assurance
- Channel alignment check
- Condition label audit
- SNR distribution report
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Learn moreWant a real sample before you commit?
The sample above shows the structure. We also send a representative slice that includes the hard cases, plus the QA report and licence terms. No call required.