Open Ear Headphones Air-Conduction Earphones Wireless Bluetooth Earbuds with Microphone Earphones for Sport Workout Running Features: 1.Open-ear Design Ear Buds: The design of open-back wireless bluetooth earphones reserves some space around the ears, preventing a complete seal of the ear canal. This helps alleviate discomfort during extended wear. Due to their design, open-style bluetooth wireless headphones often exert less pressure on the ears and also provide a certain level of ventilation, reducing the accumulation of sweat during perspiration. .
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