glasses hard tag
Frequency:58khz/8.2mhz This type of tag is available of rf and am system.
Frequency: 58khz Dimension: 25.4*24.5mm*23mm Detection: 1.20m-1.70m Color: Gray/White or customize Lock: Three balls clutch, standard/super Packing:carton,1000pcs/ctn,38*29*18cm,0.020cbm G.W:10.5KG N.W:10.0KG