YMOO

𝗢𝗽𝗲𝗻 𝗘𝗮𝗿 𝗖𝗼𝗺𝗳𝗼𝗿𝘁: Open ear headphone allows you to wear it more comfortably while exercising than traditional headphones, and its neck hangers are made of ABS. When you use it, you need to wear your running headphones at the same time. And when you are free, you can hang it around your neck. | 𝗛𝗶𝗴𝗵 𝗦𝗼𝘂𝗻𝗱 𝗤𝘂𝗮𝗹𝗶𝘁𝘆 & 𝗖𝗮𝗹𝗹 𝗡𝗼𝗶𝘀𝗲 𝗥𝗲𝗱𝘂𝗰𝘁𝗶𝗼𝗻: Open ear earbud features dual 16.5mm sound generating units composite bio-diaphragm moving coil, which can bring you HiFi level sound quality. Meanwhile, Open ear