Electronic alarm sound, and magnetic antenna, electronic detection of acoustic magnetic antenna
[ Features] :
 ¡ à ± automatic adjustment of signal: the most advanced automated....

Electronic anti-theft antenna magnetic sound, sound, and magnetic electronic antenna

[ Features] :
 ¡ à ± automatic adjustment of signal: the most advanced automated environmental....

Magnetic electronic alarm sound equipment, sound, and magnetic electronic test equipment
[ Features] :
 ¡ à ± automatic adjustment of signal: the most advanced automated environmental....

Electronic anti-theft magnetic sound equipment, sound, and magnetic electronic equipment
Technical parameters:
[ Model] : M-581
[ Specification] : 151 Â ¡ Ã � 36 Â ¡ Ã � 10cm
Frequency ... ....

Acoustic magnetic security doors, sound, and magnetic door alarm magnetic door sound

 ¡ à ± automatic adjustment of signal: the most advanced automated environmental monitoring....

Anti-theft alarm sound, and magnetic antenna, sound, and magnetic detection antenna, sound, and magnetic anti-theft detection antenna

Which test the antenna, looks elegant....