Wireless technology facilitates IoT applications by enabling devices to connect and communicate without physical cables. Through wireless protocols like Wi-Fi, Bluetooth, and Zigbee, IoT devices can exchange data, share information, and perform actions remotely, enhancing automation and smart functionalities. This connectivity allows users to remotely monitor and control devices, collect real-time data, and make informed decisions in various domains, including smart homes, healthcare, and industrial applications, driving innovation and efficiency.