Wireless Doorbell Door Bell Chime for Home Or Office. NIB

Description

Long Range: Designed with an operating range of up to 500 feet (1000ft/300m in open area) ensures you to hear the bell and answer the door in time. Ring Barrier-free up to 3 floors upstairs and downstairs. Big Shell-shape LED lamp lights up when push button clicked indicating somebody is visiting, perfect for deaf or hearing impaired people
Built-in Beautiful Ringtones - 36 different ring tones choose-able with 4 levels of adjustable volume from 20db to 80db. Flashing light with audio alert indicators which is easy for people including the hearing impaired to notice. Notice: To get a better hearing, please select a longer ringtone and keep the door open as much as possible if in a large house
Installation Instructions: 1. Plug receiver into an electrical outlet (no batteries required for main receiver). 2. Put forth of your strength to press the key at the bottom with the screwdriver handle or with your fingers and divide the push button into two parts with nails at the same time. 3. Install the battery in and close it up again. 4. The push button can be fixed to the doorframe with the attached adhesive tapes