The data is 759 hours long and was recorded by 1,425 Indian native speakers. The accent is authentic. The recording text is designed by language experts and covers general, interactive, car, home and other categories. The text is manually proofread, and the accuracy is high. Recording devices are mainstream Android phones and iPhones. It can be applied to speech recognition, machine translation, and voiceprint recognition. Format:16kHz, 16bit, uncompressed wav, mono channel Recording Environment:quiet indoor environment, low background noise, without echo Recording content (read speech) text:oral category; human-machine interaction category; smart home command and in-car command category; numbers; news category Speaker:1,425 speakers totally, with 54% males and 46% females; 66% of speakers are in the age group of 18~25, 31% speakers are in the age group of 26~45, and 3% speakers are in the age group of 46~60. Device:Android mobile phone, iPhone Language:Hindi Application scenario:speech recognition, voiceprint recognition