Technical Parameter
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Frequency Range: 600-690MHz
Frequency Response:30Hz-20KHz±3dB
Modulation mode: Pi/4 DQPSK
Channels: dual channels, each channel with 16 frequencies selectable
Working Distance: 30-50m
S/N Ratio:>96dB
Receiver
Modulation mode: FM/digital FSK
Power supply: DC3.7V 1000mAH polymer lithium battery
Power consumption: 250mA
Receive Sensitivity: -99dBm
Charge port: USB (mini) 5V
Battery life: 4-5 hours
Output plug: 6.35mmTRS
Transmitter
Transmitter power : 8dBM
Modulation mode: FM/digital FSK
Power supply: 2pcs x 1.5V AA battery
Operating time: 4-5 hours
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