Boya BY-WM3U Bluetooth Microphone design with buit-in microphone on the transmitter, and also featured with Omnidirectional Polar Pattern, 20Hz-20KHz (±3dB) Frequency Response, <0.1% Distortion, 48kHz Sampling Rates, 16Bit Bit Depth, 75db or more Signal-to noise ratio, -42dB±3dB (1dB=1V/Pa@1kHz) Sensitivity & 20m(without obstacle) Operating Distance. The storage box of BOYA BY-WM3U is also where to paring and charging the transmitter and receiver. After the storage box is fully charged, it maximum allow 2 times full charging for the transmitter & receiver, and everytime charging maximum support the transmitter / receiver to conitue working about 4.5 hours / 8hours, Charging Case:2 hours (TX:2 hours & RX:2 hours). This Bluetooth Microphone has Type-C Charging Port(Charging Case 2 hours, TX:2 hours & RX:2 hours). This new Boya BY-WM3U Bluetooth Microphone has 1 year warranty.
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