1 38 Melodies And Adjustable Volume:The receiver has 38 ringtones for your choice. 3 adjustable volume levels, you can set voiced and silent (voiced: sound+indicator silent: indicator). 2 Support Long Distance Connection: Working range up to 230 feet (70 meters) between receiver and transmitter, and infrared detection range up to 3-7 meters. 3 Function: Can be alerted to visitors, notice door opening, scare off unwanted intruders, or even know when your children have accessed restricted areas. 4 Easy Installation: The sensors can be installed or placed at any indoor position to provide you with a door entry alarm system. 5 Widely Use: Great for homes, offices, garages, yard, and shopping malls. Also can be used at the front door, back door, garage and driveway.
What's in the box
1 x Wireless Doorbell
