Product Name: anti-theft system AM soft label Frequency: 58 kHz Dimension: 45.21*10.67*1.8mm Color: White Barcode Shell material: Plastic Chip material: Iron, nickel, cobalt Chip quantity: 2 chips 3 chips Function: Stick on surface of the goods to anti theft Applicable Scope: Supermarket, department store, grocery store, food shop, retail store Sample: Free