Radio controlled telephone theft-proof alarm device
The utility model discloses a wireless remote control telephone theftproof alarming device comprising a telephone, an alarming loudspeaker, an alarming device and a power supply etc. A magnetron switch is arranged in the alarming device. The telephone can be automatically picked up to start the pre-...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | The utility model discloses a wireless remote control telephone theftproof alarming device comprising a telephone, an alarming loudspeaker, an alarming device and a power supply etc. A magnetron switch is arranged in the alarming device. The telephone can be automatically picked up to start the pre-arranged number and dial and can generate the alarming sound automatically. A digital remote control alarming control circuit is also arranged. The utility model which is characterized by a simple circuit, the capability of being controlled remotely and full-automatically, high degree of alarming sensitivity, a high speed, being safe and reliable to use, a low production and manufacture cost is the best theftproof and alarming device for households use. |
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