1. Advanced Bluetooth 5.4 Technology: Experience sound with Bluetooth receiver, featuring Bluetooth 5.4 for reduced transmission delays and improved connection stability. Enjoy an audio experience with up to 100ft range, suitable for daily use in your vehicle. 2. Enhanced Call Clarity: Equipped with dual microphones and CVC8.0 noise cancellation technology, this car adapter captures your voice from various directions, helping to ensure clear communication. The built-in filter IC reduces road noise and other distractions, contributing to clearer calls. 3. Effortless Setup: This plug-and-play Bluetooth car adapter connects easily via the 3.5mm auxiliary jack and is powered through a USB port. It automatically pairs with your phone when you start your car and supports simultaneous pairing of two devices for flexible usage. 4. Convenient Multifunction Control: Navigate your music and calls safely with the multifunction button. Adjust volume, skip tracks, answer or end calls, and redial with a single press. The integrated LED light enhances visibility in low-light conditions. 5. Color: As Shown 6. Material: plastic 7. Package Contents: 1 * Bluetooth receiver. Only the above package content, other products are not included. 8. Note: Light reflection and different displays may cause the color of the item in the picture to be slightly different from the real thing. The measurement allowed error is +/- 1-3cm.