When you have a vintage car with a tape player, the cassette Bluetooth receiver allows you to enjoy music from your phone. You don't need to replace or refit your car audio system, preserving its original classic design. - The cassette Bluetooth 5.0 receiver is compatible with most smartphones and ideal for home or car audio systems. This is a box-type Bluetooth receiver for cars or devices that lack Bluetooth capability and want to receive Bluetooth signals. Adjust the audio equalization settings on the player to enjoy your music - You can answer phone calls or control music directly from the receiver. Features include volume control, play/pause, track skipping, and call answering. Supports phones, tablets, MP3 players, car stereos, headphones, Hi-Fi systems, portable speakers, and other devices equipped with standard Bluetooth technology. Seamlessly transmits stereo audio for high-quality sound, allowing you to enjoy music anywhere and anytime - Built-in battery provides up to 8 hours of playback and talk time, with 168 hours of standby time. Fully charges in 1.5 hours. Premium chip ensures stable and fast transmission with low power consumption, delivering superior audio performance for an enhanced listening experience Specifications: Color: Black Bluetooth Version: 5.0 Rechargeable Battery (lithium battery): Yes Battery Capacity: 130mAh Package included: 1 x Cassette Adapter 1 x USB Charging Cable