| 摘要 |
The invention provides a doorbell device. The doorbell device comprises: a fingerprint sensor module, including a push-button, for sensing a visitor fingerprint to form a first fingerprint data when the visitor presses the push-button to ring the doorbell device; a database, coupled to the fingerprint sensor module, for comparing the first fingerprint data with a plurality of fingerprint data stored in the database to identify the identity of the visitor as a first visitor identity corresponding to the first fingerprint data; an audio processing module, coupled to the database, for storing a plurality of audio signals and playing a first audio signal corresponding to the first visitor identity, wherein the first audio signal is one of the plurality of audio signals; and a loudspeaker, for broadcasting the first audio signal to inform a user of the identity of the visitor.
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