1. Material: aluminum alloy + nylon rope
2. 3.5mm interface, widely compatible with car audio, earphones and other equipment
3. Connect the car audio, navigation, music playback without delay
4. The mobile phone is connected to the earphone, and there is no delay in playback
5. Professional decoding technology, good compatibility, no pop-up window and simultaneous upgrade with the system
6. Multi-protocol chip, no current noise
7. Using enamelled copper technology to create Hi-Fi sound quality
8. One-piece molding design, resistant to bending, durable for a long time