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20 watt bluetooth speaker
1. Bluetooth version: V4.1
2. Speaker: 5W*4
3. Bluetooth distance: 10M
4. Battery capacity: 2000mA 3.7V
5. Nominal voltage: DC 5V
6. Music playing time: upon to 2 hours.
7. Standby time: 160 hours.
8. Charging time: about 3 hours.
9. Input 3.5mm Aux, support TF card/USB disk
10. Dimension: 550 x 50 x 50mm / 21.65 inch x 1.97 inch x 1.97 inch
11. Support with TF card/USB disk, 3.5mm aux-in for other device.