Patent ID: 8704665

Claim:
An electronic article surveillance device comprising; a first housing portion and a second housing portion; said first housing portion including a first electronic article surveillance element operable at a first frequency and a second electronic article surveillance element operable at a second frequency, said first housing portion further including a releasable clutch, said first housing portion having an aperture for access to said releasable clutch; said second housing portion including an attaching element for attaching said second housing portion with said first housing portion by engaging said releasable clutch to attach the electronic article surveillance device to an item to be protected; said second housing portion further configured such that a frangible ampoule containing a staining agent is integrated into said second housing portion; and a battery, an audible alarm generator, and a switch in said first housing, said switch extending outside said first housing portion and being contacted when the electronic article surveillance device is installed on said item to be protected.