... (mini 1.8m, large 2.5m) New EAS Alarm System with wide detection to 2.5m * ... sensitivity, high detecting rate, and low false alarm rate.Advanced SMT processes, coupled with rigorous ... testing, guarantee our systems highest grade of security and reliability.Ideal for high-grade garment stores ... , 178Hz, or 188Hz (optional)Alarm volume90db, 60db, 100db optional New EAS Alarm System with wide detection to 2 ...