Function: 1. Multifunctional – This tape adapter allows you to answer calls or control music playback, adjust volume, play, pause, and skip tracks with extended play time. 2. Compatible – Works with any mobile phone, tablet, MP3 player, car stereo, headset, or other devices equipped with standard Bluetooth technology. 3. Stereo – Smart design ensures a secure connection with double shielding, polished metal housing, and corrosion-resistant gold-plated plugs for high-fidelity, seamless stereo sound transmission. 4. Good Performance – Each component of the tape receiver is rigorously tested to ensure reliable performance, intelligent noise reduction, and minimal signal loss. 5. Easy to Use – Enables you to enjoy music from your phone in your car without modification; cable-free setup with stable and fast wireless transmission. Specification: Item Type: Cassette Adapter Material: ABS Belt Size: Approx. 10 x 6.4 x 1 cm / 3.9 x 2.5 x 0.4 in Color: Black Battery: Lithium battery, 300mAh Bluetooth Version: 5.0 Compatibility: Supports any mobile phone, tablet, car speaker, or other devices with standard Bluetooth technology Ideal for home or car audio systems Features high-fidelity sound, long playing time, stable and fast transmission, no cables required, simple operation How to Use: Remove the product and begin use. Package List: 1 x Cassette Adapter 1 x USB Charging Cable