M9 Wireless Bluetooth speaker, cool colorful lights, portable subwoofer, Bluetooth speaker

1. Bluetooth version: 5.3
2. Main functions: Bluetooth. Call TF card USB.FM
3. Product material: ABS plastic rubber oil fabric
4. Transmission distance: 10M
5. Speaker specifications: 52mm * 2, 4 Ω/5W * 2
6. Battery specification: 18650 2400MAH
7. Playtime: About 2-4H
8. Bare metal weight: 689g/779G
9. Bare metal dimensions: 75 * 75 * 248mm