Blyss Wirefree battery door bell with 2 additional plug-in bells. Max operating distance 100m. Number of melodies 4. Adjustable volume. Wall mounted or free standing baterry door bell with low battery...
The Byron B314 Wirefree Port Chime Kit has a range of 50m, is easy to install without any wiring needed. Simply place on a wall in hearing distance and attach the door bell push, insert the batteries ...
AdvantagesEasy to install, portable, wireless
AdvantagesEase of installation.
DisadvantagesLack of volume
AdvantagesVery easy fitting.
DisadvantagesUnable to increase volume