Bluetooth earbuds are small, wireless headphones that connect to devices like smartphones, tablets, and computers using Bluetooth technology. They allow users to listen to music, take calls, and enjoy audio without the hassle of tangled wires. Most models come with built-in microphones for hands-free calling and often include touch controls for easy operation. These earbuds are designed for portability and comfort, making them ideal for on-the-go use. Many come with charging cases that provide extra battery life, while some offer features like noise cancellation and sweat resistance. Overall, Bluetooth earbuds are a popular choice for those seeking convenience and quality sound.