Material: plastic, equipment, electronics Power supply voltage: 12 V AUX: support Disc reading U: support 1. Material: this Bluetooth car radio uses high-quality materials and equipment, durable and hard to damage. 2. Clear calls: this Bluetooth car radio has a built-in high-definition microphone, which can make clear calls and listen to songs even when driving at high speed, which is more convenient than Bluetooth headsets. 3. Stereo surround sound: this Bluetooth car radio can provide a high-quality sound experience with richer sound. 4. High-definition radio: this Bluetooth car radio uses a high-spec radio module, which has good radio effect and stable signal. 5. Best choice: this Bluetooth car radio is the best choice for car modification enthusiasts and music lovers. [French company and brand TECH DISCOUNT]: Our company TECH DISCOUNT manufactures and sells this superior quality product compared to similar products on the market (Even if the photos are similar, they are not designed in the same way and sellers do not provide the same after-sales services). Each product undergoes strict quality control before shipping, ensuring that you receive your product in excellent condition. In case of a quality issue, we will carry out a free exchange within 14 days. Shipped from France on the same day as the order, and you will receive it promptly (unlike other sellers who cannot guarantee shipping time or who ship from abroad and whose after-sales service is generally inadequate). Our after-sales service will be at your disposal to respond effectively. [To other sellers]: This product is sold exclusively under our brand.