- Door bell powered by 2 pieces AA 1.5V batteries(not included)
- Remote control / receiver distance : 50m(open area)
- Ring Type : 38 songs
- Use good quality alkaline battery for doorbells
- Do not install this product in the sunny or rainy place
- Please keep some distance between this product and the metal in case it affects the usage
- The sender and the receiver use the same codes to match with each other
- Remote controller powered by 1 PCS 23A 12V battery (NOT included)
- You can install the doorbells in locations, such as kitchen, living-room, bedroom, etc.
- With double side stickers at the back side of the remote button, very easy to install.
- The special and pleasant of the doorbell has 38 bell songs include for all people to choose;in addition, we also had designed a intelligent flash light at the receiver for the people who was hard-in-hearing.
- Pretty streamlined appearance shows the elegant tastes of the host.
- Energy saving design of environment protection.
- Completely wireless operation - no wires or cables required.
- Working frequency : 315MHZ ± 2MHZ
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