Baby toy singing machine audio integrated mobile phone microphone speaker
---Bluetooth version5.1 Built-in battery capacity800mAh-1000mAh (inclusive)Signal-to-noise ratio≥70db Frequency response range40Hz-20KHzRated power5 Rated voltage5Dimensions82*42*165mm Battery life3-6h (inclusive)Radio headCapacitor Whether built-in batteryBuilt-in battery