开放双耳朵，户外运动安全有保障

Open your ears and ensure the safety of outdoor sports

颅骨传音不经过耳膜，让耳膜休个假

The skull transmits sound without passing through the eardrum. Let the eardrum take a vacation

耳外佩戴不用塞入耳道，无痛听音

Wear it outside the ear without inserting it into the ear canal, and listen to the sound painlessly

耳机不入耳无耳垢等，健康卫生

Earphones do not enter the ear, no earwax, etc., healthy and hygienic

声音直达内耳，有助听功能

The sound goes directly to the inner ear and has the function of hearing aid