NOTE PLEASE-It is the extra wireless plug-in receiver which is compatible with HTZSAFE wireless alarm system; the receiver can not work alone, it should work with HTZSAFE sensors.
Up to 32 HTZSAFE sensors can be added to 1 receiver or multiple receivers.
35 optional melodies and match different sensor with different melody.
4 adjustable volume levels
Super easy to setup(only two setting buttons
All the HTZSAFE sensors can work with all the HTZSAFE receivers. Up to 32 HTZSAFE sensors can be added to one receiver or multiple receivers. 35 optional melodies and match different sensor with different melody. 4 adjustable volume levels.