1. Output interface: 3.5mm audio port 2. Power supply: USB 3. Transmission distance: about 10m 4. Cable length: 1.7m 5. Bluetooth version: 5.0 6. Greatly improved audio analysis capability, low distortion 7. High-definition hands-free calling, safe and convenient driving 8. After the traditional wired speaker is connected, it will become a Bluetooth speaker in seconds, and it supports TV/mobile phone/tablet connection 9. The 3.5mm interface equipment is universal, plug and play, convenient and fast
