Product Description Model : X64 Playing Time : 4 Hours (at 80% volume) Loudspeaker : 65mm Output Power : 5 W Battery Specification : Built in 1200mAh Lithium Battery Frequency Range : 150Hz-15Hz Operating Distance : 10M Noise : < 0.5% Standy Power Consumption : 2uA Product Size : 145*98*98mm
