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, preserving its original classic design - The Cassette Bluetooth 5.0 receiver is compatible with most smartphones and works well with home or car o systems. This is a box-type Bluetooth receiver for cars or devices without Bluetooth capability that want to receive Bluetooth signals. Adjust the o equalization settings on the player to enjoy high-quality sound - You can answer phone calls or control music directly on the receiver. Features include volume adjustment, 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 o for clear, rich sound quality - Built-in rechargeable battery provides up to 8 hours of playback and talk time, with 168 hours of standby time. Fully charges in 1.5 hours. Advanced chip ensures stable and fast transmission with low power consumption, delivering superior o performance Specifications: Color: Black Bluetooth Version: 5.0 Battery Type: Rechargeable lithium battery Battery Capacity: 130mAh Package included: 1 x Cassette Adapter 1 x USB Charging Cable