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Anti-theft tag This is a kind of anti-thefttag insupermarketsandmarketing shops,Using the anti-thefttags,The testing equipment will automatically alarm rang the bell under 8.2 MHz (+ 4%) frequency or the rightmagnetic field. 1, Material: PVC2,The available soft tags and Cobalt-based Magnetic Strip inside theAnti-theft tag A),round soft tag:size dia 40mm,Frequency:8.2 MHz. B), squaresoft tag:size: 40*40mm,Frequency:8.2 MHz. C),Cobalt-based Magnetic Strip:size : 10*63.5mm , other size3, Size:68*88mm , or on your demand, 4, Thickness: 0.56 or on your demand 5, Minimum qty:500pcs 6, Packing : 50pcs/polybag7, Payment item: pay by T/T before delivery. or Western Union