Features:
*Without cabling,wireless smart doorbell with 2 push button and 1 receiver.
*Long range: Operating range up to up to 900ft in open air in open area, can be widely used for home, office, hotel, etc,never worry about missing visitors.
*It is provided with 52 different ring tones with 4 levels adjustable volume up to 110 dB. You can enjoy the tone music and set your favorite tones as you wish.
*The transmitter with IP55 waterproof rating, which is available for outdoor use, allowing the doorbell to have a longer life span.
*Elegant design and easy installation,just plug the receiver into an electrical outlet, the touch button can be fixed to the front door with the provided screws.

Specifications:
Receiver Working Voltage: AC 110V-250V              
Working Range: Approx.900ft/300m (Open Space)100~500ft(With Obstacle)
Battery: 1*23A 12V(included)
Volume Range:4 Levels (up to 110 dB)   
Ring Tone: 52 Options (8 chord)
Waterproof (Transmitter): IP55
Color: Black
Material:PC
Transmitter size:8.2*4.1*1.6cm
Transmitter weight:40g
Receiver size:8.3*8.3*4.5cm
Receiver weight:69g

Package Information:
Package Size: Approach.9.7*9.5*7.1cm/3.82*3.74*2.8in
Package Weight: Approach.193g/6.81oz

Package List:
1* US Indoor Unit(Receiver)
2* Outdoor Unit(Transmitter)
2* Bag of Screws
1* User Manual(English)

Product Features

• *Without cabling,wireless smart doorbell with 2 push button and 1 receiver.
• *Long range: Operating range up to up to 900ft in open air in open area, can be widely used for home, office, hotel, etc,never worry about missing visitors.
• *It is provided with 52 different ring tones with 4 levels adjustable volume up to 110 dB. You can enjoy the tone music and set your favorite tones as you wish.
• *The transmitter with IP55 waterproof rating, which is available for outdoor use, allowing the doorbell to have a longer life span.
• *Elegant design and easy installation,just plug the receiver into an electrical outlet, the touch button can be fixed to the front door with the provided screws.