An ICT-based service that uses telecommunication devices to hold meeting among many participants in two or more location known as
Answer Details
The service you are referring to is teleconferencing. It is a way of holding a meeting with people in different locations by using telecommunication devices such as phones, computers or video conferencing systems. This allows participants to communicate with each other in real-time, hear each other's voices, see each other's faces, and share presentations and other materials as if they were in the same room. Teleconferencing is a convenient and cost-effective way to bring people together for meetings, without the need for travel.