The 3pk J33 Bluetooth Aux Receiver is a wireless audio adapter designed to enhance your car stereo system. With Bluetooth v5.0 connectivity, you can easily stream music from your smartphone or tablet. The sleek black design and compact size make it easy to install in your car, while the included 3-pack allows you to use multiple devices throughout your vehicle. Made in China by the trusted brand J33, this adapter is a convenient and stylish upgrade for your audio system.