Technical Parameter
-Adopting pi/4 DQPSK digital modulation technology, it has superior RF and audio performance
.Low transmission delay and long transmission distance
Fully integrated chip solution, stable product performance
2×100 adjustable frequency
Enhanced infinite reception effect
Beautiful LED display effect
Equipped with automatic search for clean channels function
Optional electronic volume adjustment function
System Parameter
Frequency range: 630-690 MHz
Transmission power: <10mW
Dynamic range :> 90dB
Comprehensive distortion: < 0.5%
Frequency response: 30-15Khz
Receiver sensitivity:<-105dBm
Receiver board parameters
Power supply voltage: DC12V 1000mA
Frequency range: 630-690MHz
Dynamic range :> 90dB
Comprehensive distortion 1:< 0.3%
Delay : < 3ms
Audio signal-to-noise ratio :> 85dB
Frequency response: 30-15KHz
Receiver sensitivity:<-105dBm
Receiving distance :> 60 meters
Transmitter handheld microphone parameters:
Launch hand microphone tube parameters:
Working voltage: AA batteries x2pcs
Working current: 100-120mA
Frequency range: 630-690MHz
Frequency error: < 15ppm
Transmission power: 10-14dBm
Frequency response: 30-15KHz
There are no reviews yet.