Korean audio data with duration of 516 hours. Recorded texts include: daily language, various interactive sentences, home commands, on-board commands, etc. Among 1,077 speakers, male and female speakers are 49% and 51%. The duration of each speaker is around half an hour. Format:16kHz, 16bit, uncompressed wav, mono channel Recording environment:relatively quiet indoor environment, without echo Recording content (read speech):generic category; human-machine interaction category; smart home command and control category; in-car command and control category; numbers. Demographics:1,077speakers totally, with 49% males and 51% females; and 71% speakers of all are in the age group of 16-25,27% speakers of all are in the age group of 26-45, 2% speakers of all are in the age group of 46-60 Device:Android mobile phone, iPhone Language:Korean Application scene:speech recognition, voiceprint recognition