Wireless RF 433MHz Doorbell Home Welcome Bell Calls 150m 30 Songs Smart Door Bell Security Alarm Receiver Button Remote Control

Pairing Method: Step 1: Press and hold the doorbell horn button for 5 seconds, the LED light is always on, and enter the pairing mode. Step 2: Press the button to send the code, the LED light of the doorbell flashes once and then turns off, and then returns to steady light, indicating that the pairing is successful. This product has been paired before leaving the factory, there is no need to repeat the pairing. This method is only for losing or increasing a transmitter. In environments with high wireless interference, the transmission distance of the Wireless Doorbell Receiver may be reduced. Specification: Doorbell Receiver: Name: Wireless doorbell receiver Music quantity: 30 pieces Output mode:horn Demodulation method: ASK Shell material: ABS Control method: equipped with remote control Product size: 56.5 * 33 * 5.3mm Working voltage: DC5V/1A Doorbell Transmitters: Name: Single Button Remote Control Operating frequency: 433MHz Battery type: button battery 2016 * 3 Modulation mode: ASK Encoding format: EV1527 Shell material: ABS Product size: 45 * 45 * 14mm Features: 1. Code learning operation: Press and hold the volume button for 5 seconds to enter the learning mode. The LED light will stay on for a long time. Press and hold the remote control to send a code. The learning is successful, and the LED light will turn off once (200ns) to restore its long light. Learning failed, the LED light goes out twice (each time it goes out for 200ns, with an interval of 200ns), and at the same time it drops twice to exit the learning mode - press the volume button once to exit the learning mode (without switching the volume). 2. Remote Control Instructions: After successfully matching the code, press the remote control button to start music. 3. Volume button: Click on the volume button to cycle through high - medium - mute, feedback a beep of the same gear, and flash the LED (200ns) once. 4. Music switching button: Press the music switching button once to switch to the next music, and the music can be cycled. 5. Clear code operation: Long press and hold the volume button of the reminder, then connect the power, and the indicator light flashes to indicate successful code clearing.