Technology that facilitates direct communication between mobile devices is Bluetooth. This short-range wireless technology allows devices such as smartphones, tablets, and wearables to exchange data without needing a central network. Bluetooth supports various applications, including file transfers, audio streaming, and connecting peripheral devices like headphones or smartwatches. Its low energy consumption and ease of use contribute to its widespread adoption. Moreover, advancements in Bluetooth technology continue to enhance its range, speed, and overall performance, making it an essential tool for mobile connectivity.