466 native Canadian speakers involved, balanced for gender. The recording corpus is rich in content, and it covers a wide domain such as generic command and control category, human-machine interaction category; smart home category; in-car category. The transcription corpus has been manually proofread to ensure high accuracy. Format:16kHz, 16bit, uncompressed wav, mono channel Environment: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:466 Canadians, with 45% males and 55% females, and 40% speakers of all are in the age group of 16~25, 53% speakers of all are in the age group of 26~45, 7% speakers of all in the age group of 46~60 Device:Android mobile phone, iPhone Language:English Applications:speech recognition; voiceprint recognition.