You can pair transmitters with receivers one by one for a new code to get a ring tone or expand transmitter buttons/receivers.

• Please pair transmitters with receivers one by one for a new code before you install the transmitters on the door frame.
• If you have installed your transmitters on the door frame, please remove the transmitter, and take it close to the receiver to pair them.
• (Note: They can maintain their settings when power is removed, no need to reset).

Here's how to pair them

1. Plug one receiver into a regular socket, and pick the sound you want on this receiver.
2. Press and hold the volume button on this receiver for 5 seconds or so, then the receiver will blink with a "ding" sound. And then push the transmitter button at the same time (within 5seconds) to pair with the receiver. Finally, you will hear the music you set.
3. The same way to pair other transmitter buttons with receivers.

If the doorbell rings randomly, the frequency must be being interfere by other doorbell from the same supplier.

You just need to clear the code of the receiver, and pair it with transmitter again for a new code. follow the steps:

(1). Press and hold the Music Button of receiver for 5 seconds or so till it blink with "ding' sound to clear the code.

(2). Pair them to the transmitters that need to control the receivers one by one again to get a new code. See Here's how to pair them step (1)-(3).

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No longer miss a visitor!

Multi unit doorbells for home with front /back door

• Long working distance and loud doorbell works great for big house with multiple rooms & floors or entranceways

Great Used for Commercial

• Great use in retail store, and office when there is a visit
• Simple ringtone "ding dong" are great for business environment

Can be used as assisting device

• The louder ring chimes works well for patient or the older people
• Blue LED flash indicator is perfect for the hearing impaired or deaf

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5-Levels Volume & 58 Ringtones

• The transmitter and receiver will remain paired code if power is removed to the receiver and don't have to reset.
• Remote Doorbell Ring Has Strong Working Signal .

Package Included