Wirefree Remote Keyfob

Compatible with all AEI Security wirefree alarm systems. Give your family members additional keyfobs . Individually coded to work with only your alarm . Emergency panic control . Compatible with all AEI wireless alarm systems . Key chain clip . Battery lasts 1-3 years . New 434MHz Version! This accessory is NOT compatible with any 418MHz AEI Alarm (including ALL alarms purchased before July 2004) . Frequency 434MHz (433.92) Range 15-40m Controls On/Off and PANIC Site Code 9 Bit - 512 Combinations