wireless doorbell with 2 receiver high-end wireless door bell outdoor wireless doorbell 

Tech Intro of wireless  doorbell 

Transmitters are used the unique PUSH-RF technology, which is the energy harvesting wireless technology and ultra low power technology. When the button is pressed, it will trigger the micro-generator, the direction of the magnetic circuit in the micro-generator would change.

The rapid magnetic flux change leads to an induced voltage, in other words, mechanical energy is changed into electric energy.

RF-transceiver of the receivers receive the wireless signals, microcontroller identifies the signals. If the signals are right and the pairing between receiver and transmitter is successful, the music chip in the receivers will be triggered; then the loudspeaker plays beautiful music to tell the host there’s a visitor waiting at the door.

The product is battery- free wireless doorbell with much advantage as follows

Advantages of wireless doorbell with high end 

1 self powered button.

2wireless.

3waterproof transmitter

4 inflame retarding receiver.

5 25 polyphony ring tones in the receiver.

6110 long range distance in open area

7 endure low and high temperature

8 433MHz

Self-powered button requires no batteries and other external power. Battery - free will do no harm to environment, more environments, and easier.Products are wireless, which will be convenient to be installed.

No cost of wire and manual installation.

Our transmitter is waterproof. Soak it in the water for four month, it still works well.

Our receiver can be used safely in the house.

Receiver is good in sound quality and makes it pleasant to listen to.

Specification of wireless doorbell battery-free and remote control 

Certifications

 CE RoHS

Learn Mode

Unique self-learning code system. Set the doorbells by yourself.

Type1: Add Chimes

No limit to the number of chimes. Just add chimes as needed.

Type2: Add Buttons

Maximum of 3 buttons can be learned to a single chime.

The receiver has been paired to the transmitter at factory, after installation, it’s ready to work.

Long press the music button on the receiver for 5 seconds, until the indicator light is off.

Then press the transmitter twice in 1 minute, the receiver will ring with the indicator light flashing to confirm that the transmitter has been paired to the transmitter. If not, please press the button twice again.

Note1: No operation in 1 minute or short press the transmitter once, the receiver will exit Learn Mode

Pictures of battery-free wireless doorbell