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How do deaf people know what someone knocking at the door in life? If they in the other room,Reading,Cooking,or sleep.
This smart bracelet is transferring information to bracelet by means of sensors in the door,the bracelet reminds people have guests visit by vibration and light.
Jangxi University of Finance and Economics
nanchang, China
zemei liu,
Jangxi University of Finance and Economics
tian wu,
Jangxi University of Finance and Economics
weiwen xiong,
Jangxi University of Finance and Economics
yiqi liu,
Jangxi University of Finance and Economics