What are some common communication devices and ... - JSS3 Basic technology Introduction to Communication Technology Question

Common communication devices include telephones, radios, computers, and smartphones. Telephones convert sound into electrical signals for real-time voice communication. Radios transmit audio signals through electromagnetic waves, used for broadcasting music, news, and alerts. Computers process, store, and transmit data, supporting activities like emailing and video conferencing. Smartphones combine the functions of telephones and computers, enabling calls, messaging, internet access, and various applications.