Push to Talk Market Size to Reach USD 55.03 Billion in 2028 | Rising Need for Driver Safety and Increasing Demand for Group Communication Systems will Drive Industry Growth, says Emergen Research Vancouver, British Columbia, May 25, 2021 (GLOBE NEWSWIRE) -- The global push to talk market size reached USD 27.04 Billion in 2020 and is expected to register a CAGR of 9.3% during the forecast...