Children's microphone speaker integrated microphone karaoke wireless microphone
--Bluetooth version5.1 Built-in battery capacity1200mAh-2000mAh (inclusive)Signal-to-noise ratio≥70db Frequency response rangeOthersRated power5 Rated voltage5Dimensions210*87*87 Battery life6-8h (inclusive)Radio headCapacitor Whether built-in batteryBuilt-in battery