Radio Engineering Industries Inc. WM70 User Manual

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A: Gentle Reminder 

IF signal shown interrupt and destroyed, please switch to other 

channels. 

Turn down amplifiers if you want to reset receiver or change the 

working frequency, in case of damagement. 

electronic volume design. 

 

B: Cautions 

1)  Keep the receiver away from dead corner for good receiving 

2)  Do not throw break or flap the microphone for protection 

3)  Non-waterproof. Protected from water or other liquid 

4) 

Keep away from electromagnetism high-voltage or large metal

 

5) 

Risk of electronic shock, do not open

 

6)  Turn off the power when change battery, recycle the disuse battery 

7)  Take out the batteries if you will not use the machine for long time for 

protection 

8)  Cut off the power if you not use the machine for long time 

9)  Keep not less than 50cm distance around the machine for ventilation 

10) Don’t locate any remora on the intake for ventilation 

11) Do not locate any flame or fire on the machine 

12) Stop use if the machine been broken or entered anything abnormal,