... false alarm 4. Elegant looking Anti-shoplifting eas sensor with 1.5 - 2.2m detection range *Features Latest high-speed DSP processorSpecial ... elegancy design, the concision shape together with softness colorAdopt Automatic Gain Control (AGC) technology, with improved sensitivity meanwhile reduce the false ... range4X4 soft label: 1.5m Hard tag: 2.2m (mini 1.6m, large 2.2m) Scanning rate158,168,178, or ...