Battery capacity: 7.4V/2400mAh Speaker impedance: 4 ± 15% Rated power: 20W*2 Speaker size: 92mm 4Ω20W Working time (light off, 60% volume): about 6h Standby time (connected): 24h Charging current: 5V/1A Charging time: 4h Product size: 390*195*155mm (with handle)
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