The technology that uses electromagnetism to transmit information wirelessly is known as wireless communication technology. This includes systems like Wi-Fi, Bluetooth, and cellular networks, which utilize electromagnetic waves to send and receive data over distances. These technologies enable an array of applications, from internet access in homes and offices to connecting peripherals like keyboards and headphones. The advancements in wireless communication have revolutionized connectivity, supporting mobile devices and IoT networks, enhancing convenience and functionality in daily life.