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Autonomous door-window alarm, loud siren, easy programming of four-digit code,
when the alarm is not armed it can also operate your door opening alarm.
It works with a simple 9V battery. NOT INCLUDED IN THE PACKAGE

• Complete DTMF Receiver• Low power consumption• Internal gain setting amplifier• Adjustable guard time• Central office quality• Power-down mode• Inhibit mode• Backward compatible withMT8870C/MT8870C-1The product is also available per piece exclusively in our physical store.

Central office quality DTMF transmitter/receiver• Low power consumption• High speed Intel micro interface• Adjustable guard time• Automatic tone burst mode• Call progress tone detection to -30dBmThe product is also available per piece exclusively in our physical store.