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Headphones Flipping / Headphones Flipping

Headphones Flipping
Headphones Flipping

COOL!
‧Volume control
‧Two headphones are play different music
‧Forestall unnecessary noise
‧Smooth communication with the outside world
‧Sound audio volume consistent with the outside world

University

Chung Hua University

Chung Hua University
Taoyuan, Taiwan

Chuang Hsin Yu,
Chung Hua University