Usually on the road, middle school students can go to school with headphones and listen to music. These children are often reveled in the convenience of mobile phones and MP3s, but they ignore the security risks around them.
The hidden danger of distracting attention while wearing headphones while listening to music or riding in a foreign language is very easy to distract and reduce the scope of hearing. Some of the emergencies around you are easily masked by the sound in the headphones, affecting their judgment of the surrounding conditions. Accidents, so students are advised to ride a bike to try not to wear headphones to listen to music, listen to radio, and concentrate.
Two pairs of hidden dangers of eardrum stimulation Due to Beijing's complex road conditions and large noise, wearing headphones to listen to music on the road to listen to a foreign language, you need to open a louder volume to hear, the eardrum and headphones are close to the diaphragm, and the sound pressure is directly transmitted to the eardrum. Auditory nerve stimulation of the eardrum is greater. It can cause ear inflammation, dizziness, tinnitus, hearing loss and other symptoms for a long time. In severe cases, it may cause sudden hearing loss and deafness. Therefore, for the physical and mental health and safety of yourself and others, try not to listen to music and foreign languages ​​while riding a bicycle. Be careful and be careful. As for cycling, retro driving, riding a red light, crossing a street without pedestrians and other unsafe acts, it is even more inappropriate.
Article from China Headphone Exchange /
Portable power supply humanized output port design: AC dual output port 220V output, to solve multi-channel power demand; DC 24V, 12V cigarette lighter, dual 5V USB output, more widely used. Can meet the needs of most electrical appliances, such as energy storage system for LED Light,energy storage system for outdoor, energy storage system for medical equipment,mobile phones, telephones, digital cameras, mobile hard drives, digital cameras, tablets, laptops, car starters, pumps, postal and telecommunications, environmental instruments Etc; can also be used in the following areas such as: finance, first aid, excavation, exploration, military, science, media, tourism, disaster relief, medical assistance, environmental protection and areas with widespread power shortages.
Portable Storage,Ac Rechargeable Battery,Portable Energy Storage System,Outdoor Portable Energy Storage System,Portable Battery With AC/DC Output,High Capacity Portable Battery
Shenzhen Enershare Technology Co.,Ltd , https://www.enersharepower.com