Product Description
"Transmitter
"
"Working Frequency:433~433.7MHz
"
Radiated Power：≤7dBM
Max. Input Level: Virtual Value 500mV (1kHz sine wave)
Transmitter Power Supply: DC 12V/300mA (Center Positive)
Radiating Range: Approx. 80m
Operating Current: 50mA

Receiver
Carrier Frequency: 432.6MHz-434.1MHz
Receiver Power Supply: DC 3V, two 1.5V batteries
Operating Current: 20-35mA
Frequency Response:70Hz~10KHz
S/N Ratio:≥32dB
"Total Harmonic Distortion：≤1%
"
Channel Separation：≥22dB

One transimitter can work with many receivers
Audio sourcie can be from TV,Home Theatre,Mulitmedia classes
Natural and clear quality
Working dicence: 80M open arear