With colorful lights Bluetooth microphone audio home multi-function with microphone small speaker radio--Children's microphone, mobile karaoke microphone, home microphone
--Bluetooth version5.3 Built-in battery capacity1200mAh-2000mAh (inclusive)Signal-to-noise ratio≥60dB Frequency response range100HZ-20KHZRated power5 Rated voltage5Appearance sizeNet weight/unit: 453G; Bare machine size: 90.5*65*76.5MM Color box packaging size: 210*158* Battery life3-6h (inclusive)Radio headDynamic coil Whether built-in batteryBuilt-in battery