User Manual

Cautions
1.Please keep the wireless calling products away from below
interference sources.
1) Base station of mobile equipments.
2) Refrigerators、air conditioners and other high-powered electric appliances.
3) Large ultrasonic equipments in hospitals.
2、Installation notes.
1) Electrify the adapter first (no wet hands) and connect with the receiver after power light on.
Then, turn on the receiver.
2) Any abnormal founded, please contact with SINGCALL customer service engineers. Do
not disassemble the products by yourself to avoid unnecessary troubles.
3) The accessories of our products are the best choices according to product performance,
please use original, especially the original battery and power source, in case to affect
the normal use and life of products.
4) The call buttons need to be registered to the receiver before use. Keep the call buttons 30cm
at least from the receiver and make sure no one else presses the call buttons during the
registration. It is normal if one or two call buttons can not be registered successfully when
many call buttons are registered at a time. Register the failed ones again. Check the
receiving distance before fixing the registered call buttons.
5) Draw out the antenna of the registered receiver before use.
6) Please adjust the frequency of the walkie-talkie out of the range 433.92±10MHZ to avoid
disturbance if the wireless calling system and the walkie talkie are using in the same place.
7) Call buttons shouldn’t be fixed on the metal base directly.
8) Stick the call buttons on smooth surface to avoid drop. Rough surface (such as wallpaper)
is not prefered.
9) Please keep dry and avoid circuit oxidation.
10) The weather influence the receiving distance.