https://thelawdictionary.org/antitheft-device/
A way to prevent stealing. It can be for cars or for computer data.
antitheftdevice
https://gctlsecurity.com/eas-rf82mhz-alloy-multi-guard.html
Secure your retail exit with the EAS 8.2 MHz RF alarm gate system – high detection range for clothes & hard tags.
antitheft alarmeasrfsystemgate