... 2. Compatible with 3M, Gateway, Dialoc or other EM systems 3M EM label, Meto label substitute 3M tattle tapeCertus, Checkpoint, ... Sidep, Gateway, Dialoc eas label 1) Material: cobalt3M EM label, Meto label substitute Certus, Checkpoint, Sidep, Gateway, Dialoc ... periodicals and magazinesDeactivable/Non-deactivablePacking: 1,000pcs/box HOT EM strip em anti-theft strip em magnet strip