Smart Speakers (IMAGE) University of Cincinnati Caption More than 157 million smart speakers are in use in U.S. households, according to Mobile Marketer. Credit Joseph Fuqua II/UC Creative + Brand Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.