Bihar · Call-centre speech
Call Centre Speech Data in Patna
Simulated and consented real-world contact-centre audio in Indian languages, recorded over telephony-grade channels so it matches the bandwidth your production system actually sees. In Patna, this runs from our local studio setup: Partner booth plus mobile field recording.

- City
- Patna, Bihar
- Languages here
- 2
- Turnaround
- 3-6 weeks for 100-250 hours.
Languages recorded in Patna
- Hindi
- Urdu
Local dialect profile
Bhojpuri and Magahi-influenced Hindi, a major deployment market and a major corpus gap.
Critical for eastern Hindi-belt coverage.

Technical specification
| Parameter | Standard |
|---|---|
| Channel | 8 kHz narrowband telephony plus 48 kHz reference where required |
| Codec | G.711 / Opus simulated to match your stack |
| Structure | Agent and customer on separate channels |
| Scenarios | Billing, delivery, KYC, recharge, collections, support, sales |
| Emotion | Neutral, frustrated and escalated variants on request |
Process
- Scenario library built from your call taxonomy
- Agent-side speakers briefed on your script and tone
- Recording over the specified codec path
- Transcription with intent and outcome labels
- Delivery with per-scenario counts
Deliverables
- Dual-channel call audio
- Verbatim transcripts
- Intent, outcome and sentiment labels
- Scenario coverage matrix
Why Patna for this work
Critical for eastern Hindi-belt coverage.
Partner booth plus mobile field recording. Sessions here follow the same template as every other city in the network, so a multi-city cohort stays acoustically consistent.
Frequently asked
Do you have a studio in Patna?
Partner booth plus mobile field recording.
Which languages can you collect in Patna?
Hindi, Urdu. Other languages are possible where migrant communities are present, with residence and nativeness screening.
Can sessions run outside the studio?
Yes. Field recording in homes, vehicles and public spaces is available where your deployment conditions require it, with noise profiles documented per session.
Book call-centre speech in Patna
Send the language, speaker count and conditions.