Bluetooth headphones are wireless audio devices that utilize Bluetooth technology to connect to various audio sources such as smartphones, tablets, or computers. They provide users with the freedom to enjoy music, podcasts, and other audio content without being tethered to their devices by cables. These headphones come in various styles, including over-ear, on-ear, and in-ear designs, catering to different preferences and usage scenarios. With advancements in Bluetooth technology, modern headphones offer improved sound quality, extended battery life, and enhanced features such as noise cancellation and touch controls. They have become a popular choice for users seeking convenience, portability, and flexibility in their audio experiences.