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Published on Aug 5, 2009
*NO POINTLESS COMMENTS*
Quickly testing my new alarms. The 9838 used in this video was the same one I had a year ago (look at old System Test 2). The difference between the 9838 and 9846? The 9838 is rated at 85dB and rated at .035 amps, the 9846 is rated at 100dB and is rated at .065 amps. Enjoy.