RF antenna ( Stainless steel tube ): EAS system, Security system, loss prevention, sample protector, burglarproof system... RF detector( Stainless steel tube ) EAS SystemKahn03Material:stainless steel tubeColor:blackCenter frequency:8.2MHZ±0.5MHZScanning frequency:180MHZ±1MHZExamine region ≥95%Power≤15WDetect range:1.2m-1.8mPacking: 1719*390*167mmWeight:17KGS