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Weight | 1880g | Frequency Range | 30Hz~20KHz |
Product Size | 250*113*113MM | signal to noise ratio | ≥90db |
Appearance process | TPU+ABS | Distortion | ≤5% |
Product color | Black, Blue,Red | Operating temperature | -10~45℃ |
Battery (specification\\capacity) | 7.4V18650 battery 4400MA | charging time | 5-6 hours |





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