This is the add-on WIRELESS speaker compatible with the BALERT-W, wireless break beam entry alert kit by Sec-Larm. This speaker allows you expand your current system by adding a speaker to other areas so you can hear the chime or alarm sound when the system is triggered.
This is a wireless speaker with an open air range from your sensor to the speaker of up to 328ft. (100m). Simply follow the instruction for your BALERT kit to pair the speaker to your existing system. You can add an unlimited number of speakers to your kit.