A Bluetooth Receiver is a device that allows non-Bluetooth audio equipment to receive audio signals wirelessly from Bluetooth-enabled devices, such as smartphones or tablets. It connects to speakers, headphones, or car stereos, enabling them to play music or other audio without the need for physical cables. These receivers typically plug into the audio input of the device and pair with a Bluetooth source. Once connected, users can stream audio from their devices, making it convenient for listening to music or making hands-free calls. Popular brands include Sony, Anker, and TaoTronics.