Package Content eas system,super market security system,RF security system 09 Features: ... ;3,Fiber-optic & cable synchronization, free option;4,Acousto-optic alarm, self-protection of short & broken circuit, safe usage;5,Add statistics ... environment):Soft Label 1.7M Small Hard Tag 2.0M Big Hard Tag 2.4M eas system,super market security system,RF security ...