WK D31 Sound Pulse Colorful Bluetooth Speaker with 11 Light Effect Modes

1. Bluetooth version: V5.0 2. Playing time: 6-8h (without light) 3. Battery capacity: 2000mAh 4. Impedance: 4 ohms 5. Charging interface: Type-C 6. Charging time: 2-3h 7. 9D surround sound mostly to feel the pulse of music 8. Reject the traditional plastic diaphragm use more expensive metal diaphragm the human voice is clean and clear and the sound is proud of the group 9. It can be connected to Bluetooth and played wirelessly and can play music from storage devices. It can be connected to a computer to play music through a wired connection to meet daily needs