This wireless doorbell has 16 different tones, and a receiver so you can place two door bells in two different places, such as the front door and back door. Installation is easy as it does not require any cables. The receiver operates on two AA batteries, and has switches on the side to select the ring tone and volume level. The buttons are push type and operate on a 12V 23A battery. Has an average range of 50m with a max range off 100m in open spaces.
- 16 tones
- Easy to install
- No cables required
- Two doorbells and one receiver
- Operating frequency: 315 MHz or 433.9 MHz