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When the doorbell rings, the Deaf often didn’t hear it and neglected the important guests. Now with the Silent-Doorbell Watch, the Deaf can use it anywhere at home and remind themselves that the doorbell is ringing.The Silent DB Watch with vibration , light and showing the picture who rings the doorbell is to remind the Deaf somebody is ringing the doorbell.
Shih Chien University
Kaohsiung, Taiwan
Shih Chien University
Kaohsiung, Taiwan
Jia-Fang Chang Yen-Liang Chen