Mobile phone wireless bluetooth microphone home k song treasure audio microphone all-in-one live microphone
-Built-in battery capacity1000mAh-1200mAh (inclusive) Signal-to-noise ratio≥60dBFrequency response range100HZ-20KHZ Rated power5Rated voltage5 Battery life3-6h (inclusive)Battery capacity1800 Radio headCapacitorBuilt-in battery or notBuilt-in battery