Alarm pin T147 Eas pin ( Smart Pin ) is developing to protect your merchandise with loud alarm and signally flash. Its timely alarm and your soonest response will prevent the theft-lifter's further action to make sure the secure of your merchandise. EAS Compatible: AM&RF Ferrite Coil Material: ABS Frequency: 58KHz/8.2MHz Dimension: 47.5x26.5mm Color: black or customize Pin: 19mm (optional) Smooth or groovy metal pin Force trigger alarm: >5KGS Alarm decibel: ≥100dB Alarm emit distance:>800mm(Sensormatic) Battery life: 5 years (dependant on usage)