Itercom:No
Power:Dry battery
Connection Type:Wireless
Item Type:Wireless Doorbell
Origin:Mainland China
Certification:CE
Receivers Power Supply:110/220VAC
Push Button Power Supply:DC 3V (CR2032 Lithium Battery x1)
Radio Frequency:433Mhz
Operation Temperature:10~55℃
Expandable:up to 100 receivers
Sound Level(typical):85dBA
Volume Levels:8(mute included)

Sectyme Outdoor Wireless Doorbell IP65 Waterproof Smart Home Door Bell Chime Kit LED Flash Security Alarm Welcome House Melodies
This product is a modern and stylish wireless doorbell with 39 melodies and alarm chime, 8 volume levels and light ring. It can be expanded with multiple receivers and be set the independent ring tones for each transmitter, and remembers your last-set melody and volume level after a power outage.The transmitter uses a CR2032 lithium battery which has an ultra long five-year lifespan.
Specifications：
Doorbell
Power Supply: 110/220VAC
Consumption:
Radio Frequency: 433Mhz
Selectable Melodies: 38
Volume Levels: 8(mute included)
Sound Level(typical): 85dBA
Expandable: up to 100 receivers
Operation Temperature: -10~55℃
Push Button
Power Supply: DC 3V (CR2032 Lithium Battery x1)
Standby Current:
Radio Frequency: 433Mhz
Operation Temperature: -10~55℃
In The Box
Doorbell/Receiver x1
Push Button/Transmitter x1
(CR2032 battery and insulating film included)
Push Button Mounting Adhesive Pad x1
User Guide x1
IP65 Waterproof And Dustproof
Transmitter: 12V Battery (Including)
Receiver: 220V Voltage
Match As Needed
The receiver sets different music to distinguish the guests at the door.
Multiple scenarios apply:Doorbell Alarm / Patient Alarm / Elderly
When someone presses the doorbell, the doorbell receiver will sound music.
Wireless Smart Doorbell : IP65 Waterproof /39 Musics /4 Volume Adjustable /Easy Installation /150M Remote Distance
Signal Receiving Range: 150M（In An Open Environment)
Installation
Before installation, please test the doorbell button range first.
It is not advised to mount the transmitter onto metal surfaces as the material can block RF signals between the transmitter and the receiver.
Plug the receiver into the socket.
Peel the insulating film from the battery to power the transmitter on.
Tear off one side of the double-sides adhesive tap and stick it to the underside of transmitter, tear off the other side and attach transmitter in the desired location.