- 【300m/1000ft Wireless Range 】The operating range is up to 1000 feet/300 meters in the open air. It can penetrate steel door, wooden door, exterior wall and interior wall.
- 【38 Ringtones & 3 Volumes 】Before matching the push button transmitter, press the Melody button to choose from 38 ringtones. There are 3 level volume: High, Medium, Low. Easily choose the melody and adjust the volume as your needs.
- 【Easy to Install】Easily plug the doorbell receiver into a wall outlet. Remote transmitter button can be fixed at the doorframe with the attached adhesive tapes or screws.
- 【Widely Used & Urgent Pager】The wireless doorbell can not only be used at home as well as office/warehouse/apartment , but also work as contact or alert system. As a music alarm for children, a caller for the pregnant women and urgent pager for the old or patients.