Wireless devices are electronic gadgets that communicate without the need for physical cables. They use technologies like Wi-Fi, Bluetooth, and cellular networks to connect to the internet or other devices. Common examples include smartphones, tablets, and laptops, which allow users to access information and communicate easily. These devices rely on radio waves to transmit data, making them convenient for everyday use. Wireless technology enables features like streaming music, making video calls, and sharing files without being tethered to a specific location. As a result, wireless devices have become essential tools in modern life.