acemic Q2/DV-5 Wireless Microphone for Flute and Violin UHF 660-690 MHz

Specifications:
Operating Range: 50m
Frequency Range: UHF 660-690 MHz

Receiver:
Frequency Range: UHF 660-690 MHz
Channels:Pre-set 20 frequencies
Demodulation mode:Pi/4 DQPSK
Transmission delay：<6ms
Sampling Rate:48KHz
Frequency response: 60Hz-15KHz
Distortion:<0.8%(1KHz)
Signal / Noise Ratio:>92dB
Receive Sensitivity:-92dBm
Output interface:3.5 mm TRS
Power supply:3.7V lithium battery
Continuous using time: 5 hours

Transmitter:
Frequency range: UHF 660–690 MHz
Modulation mode: pi/4 DQPSK
Transmitter power: 10mW
Sensitivity: -47 db±2dB
Frequency change: IR synch
Microphone type: Condenser
Microphone dimension: Φ14*5.0mm
Power supply: 3.7V lithium battery
Power consumption:>6 hours continuously using
Dimension: 125*40*20mm