Wireless lavalier microphone for outdoor live broadcast recording equipment
--Bluetooth version5.3 Built-in battery capacity50mAh or less (inclusive)Signal-to-noise ratio≥100dB Frequency response range100HZ-20KHZRated power5 Shell processABSInput voltage5V Battery life3-6h (inclusive)Radio headCapacitor Whether built-in batteryBuilt-in batteryDimensions6.5*1.8cm