Global Outlook Industry research by GlobeNewswire shows that the global Push-to-Talk Over Cellular (PTToC) market size is projected to reach US$ 8 billion by 2027, from US$ 3.2 billion in 2020, at a CAGR of 14.0% during 2021-2027. The global Push-To-Talk (PTT) market size was valued at US$ 27.04 Billion in 2020 and is expected […]