Description With 52 melody choices and 5 adjustable volume levels battery power doorbell allows you to create a one of a kind experience thats perfectly tailored to your needs With an IP44 weatherproof rating you can rest assured knowing the high quality design and premium materials will survive through virtually any condition Thanks to a support range of 150M youll hear it in nearly every room Our doorbell wireless system provides several groundbreaking tech advancements over standard units including an incredible touch sensor and automatic coding Each order includes a door chime receiver a push button transmitter which need 3pcs AA 1 5V battery receiver and1pc 23A 12V battery transmitter Features Were Revolutionizing the Touch Screen Doorbell Why Choose Our Wireless Doorbell Offers 52 melodies and 5 volume settings Sleek modern design Features a touch sensor and automatic coding Easy to install Weatherproof Try RiskA doorbell may seem like a simple device but a functioning system is important for any home Not only does it notify you when guests have arrived but it can also help keep you and your family safe Modern design meets technological innovation in the Wireless Doorbell from Guudgo This system includes one push button transmitter 1 61 x 3 11 and one door chime receiver 2 53 x 4 08 for a complete all in one kit It provides an incredible support range of up to 150M ensuring youll hear it in every room of the house It also featur