Julyfox programmable wireless doorbell, support multiple transmitters and receivers work together
Programmable doorbell, a receiver could work with max 50 transmitters, or a transmitter could work with max 50 receivers.

How to Set Multiple Receiver or Tranmitter
1.Plug the receiver into an outlet
2.Long press the Volume button for 5 seconds, then LED lights will flash quickly
3.Point the transmitter to the receiver and press the button once
4.Done

Long Operating Range
The wireless doorbell set support max 1000feet (300m) operation range in open space.
IP55 Waterproof Remote Transmitter

LED Flashing Alert
LED light will be on to catch visual alert, or add an additional alert for the hearing impaired.

Easy Installation
Just plug receiver into an electrical outlet (no batteries required for main receiver) and install the transmitter.

Customize Your Doorbell
52 different ring tones for your options

Specifications:
Receiver Working Voltage:AC 60-260V(Built-in Transformer)
Battery in Transmitter:Button Battery
Operation Range:Max 1000 feet (Open Space)
Frequency:433Mhz
Selectable Ringtone:52pcs
Volume Range:25-110db;4 levels

Package Included:
2*Transmitter (Button battery included)
1*Receiver (AC powered)
1*Double-sided adhesive tape
2*Screws
2*Anchors
1*User Manual

• Operating range is max 1000feet in open area, max 500feet operating range for indoor use.52 different ring tones.4 levels of adjustable volume from 25db to 110db.
• Remote transmitter is rated IP55 waterproof,button battery is required(included).
• Built-in transformer for adjustable voltage,voltage range is 60v to 260v,much safer.Easily plug receiver into an electrical outlet,no batteries required for main receiver.LED lights to catch visual alert.
• Programmable doorbell, a receiver could work with max 50 transmitters, or a transmitter could work with max 50 receivers.
• Easily set in minutes.Widely used as paging devices for elderly care,nursing residents,children care or just universally used as a doorbell.

Operating range is max 1000feet in open area, max 500feet operating range for indoor use.52 different ring tones.4 levels of adjustable volume from 25db to 110db.Julyfox