W-218
• Adopt UHF wireless audio transmission technology
• Stable signal and with strong anti-interference ability
• Quickly switch the interference-free channels
• Low-power consumption and long-distance reception
• Built-in digital display channel up to 100 groups
• One receiver supports two microphones
Receiver
• Working voltage:DC 5V
• Working current:< 130ma
• Dynamic range:>105dB
• Frequency response:40Hz - 15KHz
• Spurious inhibition:> 80dB
• Mirror suppression:> 80dB
• Sensitivity:5dBuv
Microphone
• Working voltage:2X1.5V battery
• Working current:< 100ma
• Dynamic range:>105dB
• Frequency response:40Hz - 15KHz
• Signal to noise ratio:> 98dB
• Pick-up:Moving coil
• Maximum frequency deviation:±10KHz
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