Wireless microphone four only one to four home meeting KTV wedding show special stage
About Product:Frequency range frequency range: VHF 210-270MHz maximum frequency deviation maximum deviation: + 15KHz signal-to-noise ratio (s / N Ratio:>97dB comprehensive distortion of t.h.d.: less than or equal to 0.5% frequency stability frequency stability: + 0.005% (at 25 DEG C) audio response audio frequency Response:40Hz-16KHz dynamic range of dynamic
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