Amazon sweeps U.S. market for voice-controlled speakers

Amazon sweeps U.S. market for voice-controlled speakers Amazon sweeps U.S. market for voice-controlled speakers:- Amazon.com Inc is dominating the nascent market for voice-controlled speakers, research firm eMarketer said on Monday. The e-commerce giant's Amazon Echo and Echo Dot devices will claim a 70.6 percent share of the U.S. market this […]