Technical specifications:
Receiver Operating Voltage: AC 110V/220V
Power consumption of transmitter <10mW
Wireless Range: 1000 ft maximum (Open Space)
Internal Sounds: 60 Melody
IP44 weatherproof & dustproof casing for outdoor use
Volume range: 5 adjustable levels (0db to 110db)
Button working temperature: -7f to 140f
How to set your favorite tone
1) Plug in the receiver, press the music button of the receiver to select tones.
2) Press & hold volume button until led lights up , then press the button on transmitter. Led on receiver should flash indicating they have been paired.
3) Take the SAME transmitter to the 2nd receiver and repeat steps 1&2. (Choose the same tone for the same transmitter)
4) Repeat the same process with the 2nd transmitter. (Choose a different tone for the 2nd transmitter to distinguish front and rear doors)
Each doorbell set has been paired before factory, sometimes if the doorbell is stored for a long time, the pairing may fail, when it happens, please try the steps above.
Suggestions:
1. Metal door will interfere with the signal and shorten the transmission range, please do not install the transmitter on the metal door.
2. Please place the receiver in areas away from refrigerator, microwave and other high-power appliances.
3. The transmitter is IP44 waterproof, but we recommend installing a waterproof cover for long-term use.