English (United States) scripted microphone Speecon English (USA) database false Scripted Speech United States English 53.75 hours en-US Dataset is fully transcribed to SpeechDAT type conventions and is accompanied by a pronunciation lexicon and validation report;290 prompts per adult speaker and 210 prompts per child speaker including digits, natural numbers, letter strings, personal, place and business names, application words for adult speakers, command (toy, phone and general) for child speakers, phonetically rich words and sentences and free and elicited spontaneous responses for adult speakers General / not domain-specific (read speech, digits, names, command & control) Mono 16 Available on request Microphone Mixed (office, entertainment, car, public place) Nuance