Receiver Parameters ---
Number of channels: Dual channels
Panel display: LCD liquid crystal display shows working channel, working frequency, signal strength, and current battery level
Carrier frequency band: UHF 640MHz - 690MHz
Modulation mode: Wideband frequency modulation (FM)
Oscillation mode: Phase-locked loop (PLL) frequency synthesis
Frequency stability ±0.005%
Number of channels: 200
Bandwidth: 50MHZ
Frequency interval: 125KHZ
Maximum frequency deviation: ±70KHZ
Sensitivity: When the input is 6dBv, S/N 80dB
Distortion: ≤0.3% @ 1KHZ
Signal-to-noise ratio: 2108dB
Frequency response: 65HZ - 18KHZ ±3dB
Volume adjustment: Output level can be adjusted freely
Mute control: Independent "tone code and noise lock" dual mute control
Output socket: XLR balanced and 6.3 unbalanced sockets
Receiving distance: About 100 meters (open area)
Power supply: DC 1000mA 12V

Microphone Parameters ---
Carrier frequency: UHF 640MHz - 690MHz
Oscillation mode: Phase-locked loop (PLL) frequency synthesis
Bandwidth: 50MHZ
Adjustable frequency: 200
Maximum frequency deviation: ±70KHZ IR frequency matching
Frequency modulation mode: Output power 30mW
RF stability: ±0.005% Dynamic moving coil pickup
Battery: AA*2 About 8 hours
Working current: ≤100mA