Button Wireless Collar Microphone Mobile Live Streaming With Goods Recording Noise Reduction

Product information:
Color: type-c interface [Black], Apple interface [Black],type-c interface [yellow], Apple interface [yellow]
Frequency range: 20Hz-20KHz
Rated Voltage: 110V
Rated Power: 5W
MIC sensitivity:-37dBV 2dB @ 1 KHz,94dBSPL
Wireless modulation mode: GFSK 2Mbps
Wireless transmission: 2.4GHz Adaptive Frequency Hopping
Microphone directivity: full directivity
Frequency response range: 20Hz to 20kHz
Signal-to-noise ratio:>70dB
Maximum input sound pressure level: 115dBSPL
Sampling frequency and depth: 48Khz 24bit