JUNE 19, 2019: Audio call is a communication method through voice and transmission media. In the context of China-US trade war and global economic volatility and uncertainty, it will have a big influence on this market. Voice Communication Equipment Report by Material, and Geography — Global Forecast to 2023 is a professional and comprehensive research report on the world’s major regional market conditions, focusing on the main regions (North America, Europe and Asia-Pacific ... Read more