aidataservices.inAI data collection · India

Tamil Nadu · Call-centre speech

Call Centre Speech Data in Chennai

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 Chennai, this runs from our local studio setup: Treated booth with dual-channel conversation capability.

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Contact centre agents generating call centre speech data — Call Centre Speech Data in Chennai
City
Chennai, Tamil Nadu
Languages here
3
Turnaround
3-6 weeks for 100-250 hours.
01

Languages recorded in Chennai

  • Tamil
  • Indian English
  • Telugu
Languages recorded in ChennaiTamilIndian EnglishTeluguChennaiTamil NaduMadras Bashai colloquial Tamil, sharply different from literary Tamil used in read-speech corpo…City choice is a data-quality decision, not a logistics one.
02

Local dialect profile

Madras Bashai colloquial Tamil, sharply different from literary Tamil used in read-speech corpora.

Deep Tamil pool; district screening needed to avoid an all-Chennai accent profile.

Speaker recording scripted prompts for a speech data collection project — supporting call centre speech data in chennai
Speaker recording scripted prompts for a speech data collection project
03

Technical specification

ParameterStandard
Channel8 kHz narrowband telephony plus 48 kHz reference where required
CodecG.711 / Opus simulated to match your stack
StructureAgent and customer on separate channels
ScenariosBilling, delivery, KYC, recharge, collections, support, sales
EmotionNeutral, frustrated and escalated variants on request
04

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
05

Deliverables

  • Dual-channel call audio
  • Verbatim transcripts
  • Intent, outcome and sentiment labels
  • Scenario coverage matrix
06

Why Chennai for this work

Deep Tamil pool; district screening needed to avoid an all-Chennai accent profile.

Treated booth with dual-channel conversation capability. 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 Chennai?

Treated booth with dual-channel conversation capability.

Which languages can you collect in Chennai?

Tamil, Indian English, Telugu. 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 Chennai

Send the language, speaker count and conditions.

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