首页>
外国专利>
Headband speaker microphone bluetooth mask jigger
Headband speaker microphone bluetooth mask jigger
展开▼
机译:头带扬声器麦克风蓝牙面膜跳起
展开▼
页面导航
摘要
著录项
相似文献
摘要
The present invention is to solve the problem of communication by wearing a mask, to reduce the risk by securing communication in an emergency or in a closed space, and to increase safety in yellow dust and fine dust diseases. As a result, we intend to contribute to the nation and citizens' lives by facilitating communication between daily life and medical field and industrial field.
展开▼