CALLFRIEND American English-Southern dialectThe corpus consists of 60 unscripted telephone conversations, lasting between 5 and 30 minutes. The corpus also includes documentation describing speaker information (sex, age, education, callee telephone number) and call information (channel quality, number of speakers). For each conversation, both the caller and callee are native speakers of Southern American English. All calls are domestic and were placed inside the continental United States, Canada, Puerto Rico or the Dominican Republic.