SM-103W is an add-on wireless indoor siren for SecurityMan Air-Alarm system. Its alarm signal receiving distance is up to 300ft (In open area). The volume of the siren sound is 120dB. Simply plug it into an electric outlet. It is good for 100 to 240VAC.
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Saturday, July 25, 2009
Air-Alarm Wireless Security Siren (Indoor) Review
Posted by Sam at 5:23 PM
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