The data set contains 346 British English speakers' speech data, all of whom are English locals. Around 392 sentences of each speaker. The valid data is 199 hours. Recording environment is quiet. Recording contents contain various categories like economics, news, entertainment, commonly used spoken language, letter, figure, etc. Format:16kHz, 16bit, uncompressed wav, mono channel Recording environment:quiet indoor environment, without echo Recording content (read speech):economy, entertainment, news, oral language, numbers, letters Speaker:346 people from British, 53% of which are male Device:mobile phones Android: Iphone =1.9:1 Language:British English Transcription content:text, time point of speech data, 5 noise symbols, special identifiers Accuracy rate:95% (the accuracy rate of noise symbols and other identifiers is not included) Application scenarios:speech recognition, voiceprint recognition