Whole Metal Reciever & Mic Wireless Professional UHF dual channels  Microphone System

1. UHF 820MHz band, using phase-locked loop frequency stability system with 200 selectable channels.
2. Automatic sweep function, infrared transmitter receiver frequency alignment window infrared frequency, infrared can automatically search the corresponding frequency.
3. Separate volume control knob.
4. Karen balance two independent outputs.
5. A 6.35mm mixed output jacks.
6. metal hand microphone and receiver, durable popular brands.
7. Effective distance 100 meters .8. DC12V power supply adapter.
 
System parameters
Carrier frequency:  700-820MHz
Modulation: FM
Band width: 50MHz
Channel: 2 × 200 channels
Frequency Stability: ± 0.005%
Dynamic Range:> 105dB
Maximum modulation: ± 68KHz
Harmonic distortion: ≤0.5%
Frequency response: 50Hz-18KHz (± 3dB)
Illusion interference ratio: 80dB
SNR:> 105 dB
The maximum effective distance: 100m
Working temperature: -10 ℃ - + 40 ℃
 
 
Receiver
Power Supply: DC 12V / 500mA
Power consumption: 3W
Receiver sensitivity: 12dBμV (80dB S / N)
Audio output: Mixed Output: 0 ~ 200mV,
Balanced Output: 0 ~ 400mV

Transmitter
Transmitting power:
Maximum: 30mW;
Minimum: 3mW
Battery: 3V (1.5V AA × 2)
Continuous use of time: High:> 10 小时