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Wireless Doorbell,2 plug Self-Powered Doorbell In receivers,Wireless Doorbell, Waterproof Door Chime Kit Operating at,Wireless Doorbell with 2 Receivers IP66 Waterproof 1000ft,Wireless Doorbell with 2 Receivers 2 Buttons - PHYSEN,Wireless Doorbell Plug-in, Allytech Doorbell Chimes Door

• Extremely versatile and widely used
• Never miss a chime sound anywhere in your house
• This chime adopts an ultra-low power consumption design, which is excellent for energy saving and long-term use
• No complicated wiring is required, and you can plug it into an outlet without the inconvenience of replacing batteries, and the transmitter can be fixed to your desired location with the included double-sided tape or screws
• 3 step volume control (0-85dB) from 38 ringtones to choose from

Perfect for homes, offices, factories, nursing sites, stores, restaurants, taverns, and more.
If you have any problem with the product, please contact us and we will make it right.
Specifications:
Reception distance: 300m (open area)
Transmitter Size: 75 x 51 x 20 mm Receiver Size: 95 x 65 x 24 mm
Receiver Rated Voltage: AC 110V-220V -240V
Transmitter 12V 23A battery factory pre-installed (battery not included)

Package Contents
Enter A (without battery).
1 x Black transmitter
1 x Black receiver
B type (without battery):
2 x Black transmitter
1 x Black receiver
Type C (without battery):
2 x Black transmitter
2 x Black receivers.
Type D (without battery):
1 x Transmitter
2 x Black receivers.