1. Bluetooth solution: EDR AC6966B 2. Bluetooth version: V5.3 3. Support Bluetooth protocols: A2DP, AVRCP, ACDTP, HSP, HFP 4. Speaker: 2 x 10W 5. Frequency response: 80Hz-15KHz 6. Battery capacity: 3000mAh lithium battery 3.7V 7. Play time: 4H 8. Charging time: 3.5H 9. Waterproof level: IPX5 10. Dimensions: 108x108x204mm 11. Bluetooth music: connect to Bluetooth devices and support dual channels 12. Support 2 devices for TWS wireless series connection, easy to use
