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Superior sound, up to 24 hours long time playback.
| Speaker Units | 15W+10W | 
| Output Power | 20W | 
| Frequency Range | 60Hz-18KHz | 
| Impedance | 4Ω | 
| Bluetoth Frequency | 2.402GHz-2.480GHz | 
| Bluetooth Version | BT 4.2 | 
| Wireless Range | 10M | 
| Aux-in Port | 3.5mm | 
| Input Voltage/Current | DC 5V / 1000-2000mA | 
| Battery | Built in 7.4V / 2000mAh li-polymer battery | 
| Charging Time | 3-5.5 Hours | 
| Playing Time | 24 Hours (at mid volume) | 
| Dimensions | 5.9*4.9*2 inches | 
| Weight | 1.07 lb. |