Specs: 1. Subject Matter: Plastic 2. Bluetooth synchronous broadcasting perform 3. Powerful and clear sound in unique design 4. Built-in lithium battery 5. Bluetooth protocol: model 2.Zero 6. Bluetooth range: As Much As 10meters 7. Loudspeaker Output: 3W Eight. Frequency Response: 50HZ-18KHz 9. Battery Voltage/Capacity: 400mAh 10. Battery Charging Voltage: 5V±Zero.5V Eleven. Battery Cost Time:…