Frequency: 58khz Dimension: 44mm*13mm*24mm(1.73"*0.51"*0.94") Color: black/white/gray or customize Lock: three balls clutch, standard/super Packing detail: 1, 000cs/cctn, 380*330*200mm, 7.70kgs/ctn. This eas hard tag is compatible with sensormatic or wg acousto-magnetic(am) eas system.