Specifications
Receiver setup   
1.  Before  turning  on  the  receiver,  please turn  off  the  transmitters  and  turn  the  receiver’s 
volume knobs down to the smallest volume. 
2. If you want turn on/off the receiver, please push the POWER button for 3 seconds. 
3. After transmitters turning on, the corresponding RF  level will be illuminated on the LCD. 
Now  you  can  adjust  receiver's  volume  to  a  proper  level  and  make  some  sounds  towards 
microphone.  During this, receiver’s audio level meter should illuminate signal of your voice. If 
audio output or RF level meters are not illuminated, please examine the device. 
4.  If RF or audio signals level meters show signals unstable, please change the receiver 
channel. Maybe interference causes is the problem. If you want to avoid the unstable work, 
don’t use both microphones in the same channel at one time. 
5. Press SET button to select the main menu one by one in a cycle. Press " ^ " or " v " buttons 
to change the current state of the selected menu. Hold the " ^ " or " v " button for a long time 
to quickly select the frequency or channel. 
After parameters’ changes, LCD screen will be flashing as a reminder in 2-3 seconds, and the 
flashing will be stopped after pressing SET button one more time. After this procedure your 
settings will be confirmed. 
6. For Automatic Frequency Operation press SET button. After pressing, main display became 
as in the picture1. Target transmitter IR port in to receiver’s infrared automatic frequency 
window and hold it for 2-3 seconds. Receiver’s channel parameters shall be sent to 
transmitters via infrared date. 
Picture 1          Picture 2 
7. For the main display settings press the SET button several times until LCD screen becomes 
like in picture 2. You can change LCD display by pressing " ^ " or " v ". If you choose 
"CHANNEL", then you will see channel number on the main display field. If you choose 
"FREQU", then you will see the actual working frequency on the main display. After settings, 
please press SET button again for the confirmation. 










