A Bluetooth speaker is a portable audio device that connects wirelessly to smartphones, tablets, or computers via Bluetooth technology. It delivers high-quality sound without the need for cables, making it convenient for both indoor and outdoor use. Most Bluetooth speakers are compact, lightweight, and designed for easy transport. They often come with rechargeable batteries, offering several hours of playback on a single charge. Many models feature water-resistant or waterproof designs, perfect for poolside or beach use. Advanced speakers may include built-in microphones for hands-free calls and voice assistant support. Some also offer stereo pairing, allowing two speakers to be connected for a wider soundstage. Bluetooth range typically spans up to 30 feet, depending on the environment. These speakers are ideal for music lovers seeking portability without compromising on sound quality.