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Ring ding dong / Door bell

Ring ding dong

'Ring-ding-dong' is A doorbell to predict the visitor with sound
When someone presses the doorbell, we can identify the person after checking the face of the visitor using the interphone. The product recognized the problem and is designed to find out the person upon listening to the sound.


Induk College

Induk College
Seoul, South Korea

Hyokyung Park,
Induk College

Jaewan Choi,
Hongik University

Hyongho Park,
Sangmyung University